SIC Codes - Division D - Major Group 35: Industrial And Commercial Machinery And Computer Equipment

Major Group 35: Industrial And Commercial Machinery And Computer Equipment

This major group includes establishments engaged in manufacturing industrial and commercial machinery and equipment and computers. Included are the manufacture of engines and turbines; farm and garden machinery; construction, mining, and oil field machinery; elevators and conveying equipment; hoists, cranes, monorails, and industrial trucks and tractors; metalworking machinery; special industry machinery; general industrial machinery; computer and peripheral equipment and office machinery; and refrigeration and service industry machinery. Machines powered by built-in or detachable motors ordinarily are included in this major group, with the exception of electrical household appliances. Power-driven handtools are included in this major group, whether electric or otherwise driven. Establishments primarily engaged in manufacturing electrical equipment are classified in Major Group 36, and those manufacturing handtools, except powered, are classified in Major Group 34.

Industry Group 351: Engines And Turbines
- 3511 Steam, Gas, And Hydraulic Turbines, And Turbine Generator Set Units
  Establishments primarily engaged in manufacturing steam turbines; hydraulic turbines; gas turbines, except aircraft; and complete steam, gas, and hydraulic turbine generator set units. Also included in this industry are the manufacture of wind and solar powered turbine generators and windmills for generating electric power. Establishments primarily engaged in manufacturing nonautomotive type generators are classified in Industry 3621; those manufacturing aircraft turbines are classified in Industry 3724; and those manufacturing windmill heads and towers for pumping water for agricultural use are classified in Industry 3523.
  - Gas turbines, mechanical drive
  - Governors, steam
  - Hydraulic turbines
  - Solar powered turbine-generator sets
  - Steam engines, except locomotives
  - Steam turbines
  - Tank turbines
  - Turbine generator set units, complete steam, gas, and hydraulic
  - Turbines steam, hydraulic, and gas-except aircraft type
  - Turbo-generators
  - Water turbines
  - Wind powered turbine-generator sets
  - Windmills for generating power
- 3519 Internal Combustion Engines, Not Elsewhere Classified
  Establishments primarily engaged in manufacturing diesel, semi-diesel, or other internal combustion engines, not elsewhere classified, for stationary, marine, traction, and other uses. Establishments primarily engaged in manufacturing aircraft engines are classified in Industry 3724, and those manufacturing automotive engines, except diesel, are classified in Industry 3714.
  - Diesel and semi-diesel engines for stationary, marine, traction, etc
  - Diesel engine parts
  - Engines and engine parts internal combustion military tank
  - Engines, internal combustion except aircraft and non-diesel
  - Engines diesel and semi-diesel and dual fuel-except aircraft
  - Gas and diesel engine rebuilding, on a factory basis
  - Governors, diesel engine
  - Internal combustion engines, except aircraft and non-diesel automotive
  - Marine engines: diesel, semi-diesel, and other internal combustion
  - Outboard motors, except electric
  - Semi-diesel Engines for stationary, marine, traction, or other uses
  - Tank engines and engine parts, internal combustion: military
Industry Group 352: Farm And Garden Machinery And Equipment
- 3523 Farm Machinery And Equipment
  Establishments primarily engaged in manufacturing farm machinery and equipment, including wheel tractors, for use in the preparation and maintenance of the soil; planting and harvesting of the crop; preparing crops for market on the farm; or for use in performing other farm operations and processes. Included in this industry are establishments primarily engaged in manufacturing commercial mowing and other turf and grounds care equipment. Establishments primarily engaged in manufacturing farm handtools are classified in Industry Group 342, and those manufacturing garden tractors, lawnmowers and other lawn and garden equipment are classified in Industry 3524.
  - Agricultural implements and machinery
  - Ammonia applicators and attachments (agricultural machinery)
  - Bale throwers
  - Balers, farm: e.g., hay, straw, cotton
  - Barn cleaners
  - Barn stanchions and standards
  - Blowers and cutters, ensilage
  - Blowers, forage
  - Brooders
  - Cabs, agricultural machinery
  - Calf savers (farm equipment)
  - Cattle feeding, handling, and watering equipment
  - Cattle oilers (farm equipment)
  - Chicken brooders
  - Cleaning machines for fruits, grains and vegetables: farm
  - Combines (harvester-threshers)
  - Conveyors, farm (agricultural machinery)
  - Corn pickers and shellers, farm
  - Corrals, portable
  - Cotton picker and stripper harvesting machinery
  - Cream separators, farm
  - Crop driers, farm
  - Crushers, feed (agricultural machinery)
  - Cultivators, agricultural field and row crop
  - Cutters, ensilage
  - Dairy equipment, farm
  - Drags (agricultural equipment)
  - Driers: grain, hay, and seed (agricultural implements)
  - Dusters, mechanical: agricultural
  - Elevators, farm
  - Farm machinery and equipment
  - Feed grinders, crushers, and mixers (agricultural machinery)
  - Feeders, chicken
  - Fertilizing machinery, farm
  - Field type rotary tillers (agricultural machinery)
  - Fruit, vegetable, berry, and grape harvesting machines
  - Gates, holding (farm equipment)
  - Grading, cleaning, and sorting machines: fruit, grain, and vegetable
  - Grain drills, including legume planters (agricultural machinery)
  - Grain stackers
  - Greens mowing equipment
  - Grounds mowing equipment
  - Hair clippers for animal use, hand and electric
  - Hammer and roughage mills (agricultural machinery)
  - Harrows: disc, spring, and tine
  - Harvesting machines
  - Haying machines: mowers, rakes, loaders, stackers, balers, presses,
  - Hog feeding, handling, and watering equipment
  - Hulling machinery, agricultural
  - Incubators, except laboratory and infant
  - Irrigation equipment, self-propelled
  - Land rollers and levelers (agricultural machinery)
  - Listers
  - Loaders, farm type (general utility)
  - Milking machines
  - Mowers and mower-conditioners, hay
  - Peanut combines, diggers, packers, and threshers (agricultural
  - Planting machines, agricultural
  - Plows, agricultural: disc, moldboard, chisel, etc.
  - Potato diggers, harvesters, and planters (agricultural machinery)
  - Poultry brooders, feeders, and waterers
  - Poultry vision control devices
  - Presses and balers, farm: hay, cotton, etc.
  - Rakes, hay (agricultural machinery)
  - Rotary hoes (agricultural machinery)
  - Roughage mills (agricultural machinery)
  - Seeders (agricultural machinery)
  - Separators, grain and berry: farm
  - Shears, sheep: power
  - Shellers, nut (agricultural machinery)
  - Shredders (agricultural machinery)
  - Silo fillers (agricultural machinery)
  - Soil pulverizers and packers (agricultural machinery)
  - Sorting machines for agricultural products
  - Sprayers, hand: agricultural
  - Spraying machines (agricultural machinery)
  - Spreaders, fertilizer
  - Tobacco curers
  - Tractors, wheel: farm type
  - Trailers and wagons, farm
  - Transplanters
  - Turf equipment, commercial
  - Vine pullers
  - Volume guns (irrigation equipment)
  - Water troughs
  - Weeding machines, farm
  - Windmills for pumping water (agricultural machinery)
  - Windrowers (agricultural machinery)
- 3524 Lawn And Garden Tractors And Home Lawn And Garden Equipment
  Establishments primarily engaged in manufacturing lawnmowers, lawn and garden tractors, and other lawn and garden equipment used for home lawn and garden care. Also included are establishments primarily engaged in manufacturing snowblowers and throwers for residential use. Establishments primarily engaged in manufacturing farm machinery and equipment (including commercial mowing and other turf and grounds care equipment) are classified in Industry 3523; those manufacturing hand lawn and garden shears and pruners are classified in Industry 3421; and those manufacturing other garden handtools are classified in Industry 3423.
  - Blowers, residential lawn
  - Carts for lawn and garden use
  - Cultivators (garden tractor equipment)
  - Grass catchers, lawnmower
  - Hedge trimmers, power
  - Lawn edgers, power
  - Lawn rollers, residential
  - Lawnmowers, hand and power: residential
  - Loaders (garden tractor equipment)
  - Mulchers, residential lawn and garden
  - Plows (garden tractor equipment)
  - Rototillers (garden machinery)
  - Seeders, residential lawn and garden
  - Snowblowers and throwers, residential
  - Tractors, lawn and garden
  - Vacuums, residential lawn
  - Wagons for residential lawn and garden use

Industry Group 353: Construction, Mining, And Materials Handling
- 3531 Construction Machinery And Equipment
  Establishments primarily engaged in manufacturing heavy machinery and equipment of a type used primarily by the construction industries, such as bulldozers; concrete mixers; cranes, except industrial plant overhead and truck-type cranes; dredging machinery; pavers; and power shovels. Also included in this industry are establishments primarily engaged in manufacturing forestry equipment and certain specialized equipment, not elsewhere classified, similar to that used by the construction industries, such as elevating platforms, ship cranes and capstans, aerial work platforms, and automobile wrecker hoists. Establishments primarily engaged in manufacturing mining equipment are classified in Industry 3532; those manufacturing well-drilling machinery are classified in Industry 3533; those manufacturing industrial plant overhead traveling cranes are classified in Industry 3536; and those manufacturing industrial truck-type cranes are classified in Industry 3537.
  - Aerial work platforms, hydraulic or electric truck or carrier mounted
  - Aggregate spreaders
  - Asphalt plants, including travel-mix type
  - Automobile wrecker hoists
  - Backfillers, self-propelled
  - Backhoes
  - Ballast distributors (railway track equipment)
  - Batching plants, bituminous
  - Batching plants, for aggregate concrete and bulk cement
  - Blades for graders, scrapers, dozers, and snowplows
  - Breakers, paving
  - Buckets, excavating: e.g., clamshell, concrete, dragline, drag scraper,
  - Bulldozers, construction
  - Cab, construction machinery
  - Capstans, ship
  - Carriers, crane
  - Chip spreaders, self-propelled
  - Chippers, commercial: brush, limb, and log
  - Concrete buggies, powered
  - Concrete grouting equipment
  - Concrete gunning equipment
  - Concrete plants
  - Construction machinery, except mining
  - Cranes, construction
  - Cranes, except industrial plant
  - Crushers, mineral: portable
  - Derricks, except oil and gas field
  - Distributors (construction machinery)
  - Ditchers, ladder: vertical boom or wheel
  - Dozers, tractor mounted: material moving
  - Draglines, powered
  - Drags, road (construction and road maintenance equipment)
  - Dredging machinery
  - Excavators: e.g., cable, clamshell, crane, derrick, dragline, power
  - Extractors, piling
  - Finishers and spreaders, construction
  - Finishers, concrete and bituminous: powered
  - Grader attachments, elevating
  - Graders, road (construction machinery)
  - Grapples: rock, wood, etc.
  - Grinders, stone: portable
  - Hammer mills (rock and ore crushing machines), portable
  - Hammers, pile driving
  - Line markers, self-propelled
  - Locomotive cranes
  - Log splitters
  - Logging equipment
  - Mixers: e.g., concrete, ore, sand, slag, plaster, mortar, bituminous
  - Mortar mixers
  - Mud jacks
  - Pavers
  - Pile driving equipment
  - Planers, bituminous
  - Plaster mixers
  - Plows, construction: excavating and grading
  - Post hole diggers, powered
  - Power cranes, draglines, and shovels
  - Pulverizers, stone: portable
  - Railway track equipment: e.g., rail layers, ballast distributors
  - Rakes, land clearing: mechanical
  - Road construction and maintenance machinery
  - Rock crushing machinery, portable
  - Rollers, road
  - Rollers, sheepsfoot and vibratory
  - Sand mixers
  - Scarifiers, road
  - Scrapers, construction
  - Screeds and screeding machines
  - Screeners, portable
  - Ship cranes and derricks
  - Ship winches
  - Shovel loaders
  - Shovels, power
  - Silos, cement (batch plant)
  - Slag mixers
  - Snowplow attachments
  - Soil compactors: vibratory
  - Spreaders and finishers, construction
  - Subgraders, construction equipment
  - Subsoiler attachments, tractor-mounts
  - Surfacers, concrete grinding
  - Tampers, powered
  - Tamping equipment, rail
  - Teeth, bucket and scarifier
  - Tractors, construction
  - Tractors, crawler
  - Tractors, tracklaying
  - Trenching machines
  - Trucks, off-highway
  - Vibrators for concrete construction
  - Wellpoint systems
  - Winches, all types
  - Work platforms, elevated
- 3532 Mining Machinery And Equipment, Except Oil And Gas Field
  Establishments primarily engaged in manufacturing heavy machinery an equipment used by the mining industries, such as coal breakers, mine cars, mineral cleaning machinery, concentration machinery, core drills, coal cutters, portable rock drills, and rock crushing machinery. Establishments primarily engaged in manufacturing construction machinery are classified in Industry 3531; those manufacturing welldrilling machinery are classified in Industry 3533; and those manufacturing coal and ore conveyors are classified in Industry 3535.
  - Amalgamators (metallurgical and mining machinery)
  - Auger mining equipment
  - Bits, rock: except oil and gas field tools
  - Cages, mine shaft
  - Car dumpers, mining
  - Clarifying machinery, mineral
  - Classifiers, metallurgical and mining
  - Cleaning machinery, mineral
  - Coal breakers, cutters, and pulverizers
  - Concentration machinery (metallurgical and mining)
  - Crushers, mineral: stationary
  - Drills and drilling equipment, mining: except oil and gas field
  - Drills, core
  - Drills, rock: portable
  - Feeders, ore and aggregate
  - Flotation machinery (mining machinery)
  - Grinders, stone: stationary
  - Hammer mills (rock and ore crushing machines), stationary
  - Loading machines, underground: mobile
  - Mining cars and trucks (dollies)
  - Mining equipment, except oil and gas field: rebuilding on a factory
  - Mining machinery and equipment except oil and gas field
  - Ore crushing, washing, screening, and loading machinery
  - Pellet mills (mining machinery)
  - Plows, coal
  - Pulverizers, stone: stationary
  - Scraper loaders, underground
  - Screeners, stationary
  - Sedimentation machinery, mineral
  - Separating machinery, mineral
  - Shuttle cars, underground
  - Stamping mill mining machinery
  - Washers, aggregate and sand: stationary type
- 3533 Oil And Gas Field Machinery And Equipment
  Establishments primarily engaged in manufacturing machinery and equipment for use in oil and gas fields or for drilling water wells, including portable drilling rigs. Establishments primarily engaged in manufacturing offshore oil and gas well drilling and production platforms are classified in Industry 3731.
  - Bib, rock: oil and gas field tools
  - Derricks, oil and gas field
  - Drill rigs, all types
  - Drilling tools for gas, oil, or water wells
  - Gas well machinery and equipment
  - Oil and gas field machinery and equipment
  - Water well drilling machinery
  - Well logging equipment
  - Well surveying machinery
- 3534 Elevators And Moving Stairways
  Establishments primarily engaged in manufacturing passenger or freight elevators, automobile lifts, dumbwaiters, and moving stairways. Establishments primarily engaged in manufacturing commercial conveyor systems and equipment are classified in Industry 3535, and those manufacturing farm elevators are classified in Industry 3523.
  - Automobile lifts (elevators)
  - Dumbwaiters
  - Elevator fronts
  - Elevators and elevator equipment, passenger and freight
  - Elevators, powered: nonfarm
  - Escalators, passenger and freight
  - Lifts (elevators), passenger and freight
  - Stair elevators: motor powered
  - Stairways, moving
  - Walkways, moving
- 3535 Conveyors And Conveying Equipment
  Establishments primarily engaged in manufacturing conveyors and conveying equipment for installation in factories, warehouses, mines, and other industrial and commercial establishments. Establishments primarily engaged in manufacturing farm elevators and conveyors are classified in Industry 3523; those manufacturing passenger or freight elevators, dumbwaiters, and moving stairways are classified in Industry 3534; and those manufacturing overhead traveling cranes and monorail systems are classified in Industry 3536.
  - Belt conveyor systems for general industrial use
  - Bucket type conveyor systems for general industrial use
  - Buckets, elevator or conveyor for general industrial use
  - Conveyor systems for general industrial use
  - Mine conveyors
  - Overhead conveyor systems for general industrial use
  - Passenger baggage belt loaders
  - Pneumatic tube conveyor systems for general industrial use
  - Robotic conveyors for general industrial use
- 3536 Overhead Traveling Cranes, Hoists, And Monorail Systems
  Establishments primarily engaged in manufacturing overhead traveling cranes, hoists, and monorail systems for installation in factories, warehouses, marinas, and other industrial and commercial establishments. Establishments primarily engaged in manufacturing cranes except industrial types, automobile wrecker hoists, and aerial work platforms are classified in Industry 3531, and those manufacturing aircraft loading hoists are classified in Industry 3537.
  - Boat lifts
  - Cranes, overhead traveling
  - Davits
  - Hoists, except aircraft loading and automobile wrecker hoists
  - Hoists hand
  - Hoists, overhead
  - Monorail systems
- 3537 Industrial Trucks, Tractors, Trailers, And Stackers
  Establishments primarily engaged in manufacturing industrial trucks, tractors, trailers, stackers (truck type), and related equipment, used for handling materials on floors and paved surfaces in and around industrial and commercial plants, depots, docks, airports, and terminals. Establishments primarily engaged in manufacturing motor vehicles and motor vehicle type trailers are classified in Industry Group 371; those manufacturing farm type wheel tractors are classified in Industry 3523; those manufacturing tractor shovel loaders and tracklaying tractors are classified in Industry 3531; and those manufacturing wood pallets and skids are classified in Industry 2448.
  - Adapters for multiweapon rack loading on aircraft
  - Aircraft engine cradles
  - Aircraft loading hoists
  - Boat cradles
  - Bomb lifts
  - Bomb trucks
  - Cabs for industrial trucks and tractors
  - Cars, industrial: except automotive cars and trucks and mining cars
  - Containers, air cargo: metal
  - Cranes, mobile industrial truck
  - Die and strip handlers
  - Docks, loading: portable, adjustable, and hydraulic
  - Dollies (hand or power trucks), industrial: except mining
  - Drum cradles
  - Engine stands and racks, metal
  - Forklift trucks
  - Hoists, aircraft loading
  - Hoppers, end dump
  - Hospital dollies
  - Industrial truck cranes
  - Industrial trucks and tractors
  - Laundry containers on wheels
  - Lift trucks, industrial: fork, platform, straddle, etc.
  - Mobile straddle carriers
  - Pallet assemblies for landing mats
  - Pallet loaders and unloaders
  - Palletizers and depalletizers
  - Pallets, metal
  - Platforms, cargo: metal
  - Ramps, aircraft-loading
  - Ramps, loading: portable, adjustable, and hydraulic
  - Skid boxes, metal
  - Skids, metal
  - Stackers, power (industrial truck stackers)
  - Shacking carts
  - Stacking machines, automatic
  - Stands, ground servicing aircraft
  - Straddle carriers, mobile
  - Tables, lift: hydraulic
  - Tractors, industrial: for use in plants, depots, docks, and terminals
  - Truck trailers for use in plants, depots, docks, and terminals
  - Trucks, industrial (except mining): for freight, baggage, etc.
  - Tunnel kiln cars

Industry Group 354: Metalworking Machinery And Equipment
- 3541 Machine Tools, Metal Cutting Types
  Establishments primarily engaged in manufacturing metal cutting type machine tools, not supported in the hands of an operator when in use, that shape metal by cutting or use of electrical techniques; the rebuilding of such machine tools, and the manufacture of replacement parts for them. Also included in this industry are metalworking machine tools designed primarily for home workshops. Establishments primarily engaged in the manufacture of electric and gas welding and soldering equipment are classified in Industry 3548, and those manufacturing portable power-driven handtools are classified in Industry 3546.
  - Automatic chucking machines
  - Boring machine tools, metalworking
  - Boring mills
  - Boring, drilling, and milling machine combinations
  - Broaching machines
  - Brushing machines (metalworking machinery)
  - Buffing and polishing machines (machine tools)
  - Burnishing machines (machine tools)
  - Centering machines
  - Chemical milling machines
  - Countersinking machines
  - Cutoff machines (metalworking machinery)
  - Cutting machines, pipe (machine tools)
  - Cylinder reboring machines
  - Deburring machines
  - Diesinking machines
  - Drill presses (machine tools)
  - Drilling machine tools (metal cutting)
  - Duplicator, machine tools
  - Electrical discharge erosion machines
  - Electrical discharge grinding machines
  - Electrochemical milling machines
  - Electrolytic metal cutting machine tools
  - Electron-discharge metal cutting machine tools
  - Facing machines
  - Filing machines, metal (machine tools)
  - Flange facing machines
  - Gear chamfering machines (machine tools)
  - Gear cutting and finishing machines
  - Gear tooth grinding machines (machine tools)
  - Grinding machines, metalworking
  - Grooving machines (machine tools)
  - Home workshop machine tools, metalworking
  - Honing and lapping machines
  - Jig boring machines
  - Jig grinding machines
  - Keyseating machines (machine tools)
  - Lapping machines
  - Lathes, metal cutting
  - Machine tool replacement and repair parts, metal cutting types
  - Machine tools, metal cutting: e.g., exotic, chemical, explosive
  - Metal polishing lathes
  - Milling machines (machine tools)
  - Pipe cutting and threading machines (machine tools)
  - Planers, metal cutting
  - Plasma process metal cutting machines, except welding machines
  - Pointing, chamfering, and burring machines
  - Polishing machines (machine tools)
  - Reaming machines
  - Rebuilt machine tools, metal cutting types
  - Regrinding machines, crankshaft
  - Rifle working machines (machine tools)
  - Robots for drilling and cutting-machine type, metalworking
  - Robots for grinding, polishing, and deburring-metalworking
  - Sewing and cutoff machines (metalworking machinery)
  - Saws, power: metal cutting
  - Screw and nut slotting machines
  - Screw machines, automatic
  - Shapers and slotters, metal cutting
  - Shaving machines (metalworking)
  - Slotting machines (machine tools)
  - Tapping machines
  - Threading machines (machine tools)
  - Turning machines (lathes)
  - Turret lathes, metal cutting
  - Ultrasonic assisted grinding machines (metalworking)
  - Ultrasonic metal cutting machine tools
  - Valve grinding machines
  - Vertical turning and boring machines (metalworking)
- 3542 Machine Tools, Metal Forming Types
  Establishments primarily engaged in manufacturing metal forming machine tools, not supported in the hands of an operator while in use, for pressing, hammering, extruding, shearing, die-casting, or otherwise forming metal into shape. This industry also includes the rebuilding of such machine tools and the manufacture of repair parts for them. Establishments primarily engaged in the manufacture of electric and gas welding equipment and soldering equipment are classified in Industry 3548; those manufacturing portable power-driven handtools are classified in Industry 3546; and those manufacturing rolling mill machinery and equipment are classified in Industry 3547.
  - Arbor presses
  - Beaders, metal (machines)
  - Bending and forming machines
  - Brakes metal forming
  - Bulldozers, metalworking
  - Can making machines
  - Chemical explosives metal forming machines
  - Die-casting machines
  - Drop hammers, for forging and shaping metal
  - Elastic membrane metal forming machines
  - Electroforming machines
  - Extruding machines (machine tools), metal
  - Forging machinery and hammers
  - Hammers, power (forging machinery)
  - Headers
  - High energy rate metal forming machines
  - Knurling machines
  - Machine tools, metal forming types: including rebuilding
  - Magnetic forming machines
  - Mechanical-pneumatic or hydraulic metal forming machines
  - Metal deposit forming machines
  - Nail heading machines
  - Plasma jet spray metal forming machines
  - Presses: forming, stamping, punching, and shearing (machine tools)
  - Presses: hydraulic and pneumatic, mechanical and manual
  - Punching and shearing machines
  - Rebuilt machine tools, metal forming types
  - Riveting machines
  - Robots for metal forming: e.g., pressing, hammering, extruding
  - Shearing machines, power
  - Sheet metalworking machines
  - Shock wave metal forming machines
  - Spinning lathes
  - Spinning machines, metal
  - Spline rolling machines
  - Spring winding and forming machines
  - Stretching machines
  - Swaging machines
  - Thread rolling machines
  - Ultrasonically assisted metal forming machines
  - Upsetters (forging machines)
- 3543 Industrial Patterns
  Establishments primarily engaged in manufacturing industrial patterns.
  - Cores, sand (foundry)
  - Foundry cores
  - Foundry patternmaking
  - Patterns, industrial
- 3544 Special Dies And Tools, Die Sets, Jigs And Fixtures, And Industrial
  Establishments commonly known as contract tool and die shops and primarily engaged in manufacturing, on a job or order basis, special tools and fixtures for use with machine tools, hammers, die-casting machines, and presses. The products of establishments classified in this industry include a wide variety of special toolings, such as dies; punches; diesets and components, and subpresses; jigs and fixtures; and special checking devices. Establishments primarily engaged in manufacturing molds for die-casting and foundry casting; metal molds for plaster working, rubber working, plastics working, glass working and similar machinery are also included. Establishments primarily engaged in manufacturing molds for heavy steel ingots are classified in Industry 3321, and those manufacturing cutting dies, except metal cutting, are classified in Industry 3423.
  - Diamond dies, metalworking
  - Dies and die holders for metal die-casting and metal cutting and
  - Dies, metalworking, except threading
  - Dies, plastics forming
  - Dies, steel rule
  - Diesets for metal stamping (presses)
  - Extrusion dies
  - Forms, metal (molds): for foundry and plastics working machinery
  - Industrial molds
  - Jigs and fixtures (metalworking machinery accessories)
  - Jigs: inspection, gauging, and checking
  - Punches, forming and stamping
  - Subpresses, metalworking
  - Welding positioners (jigs)
  - Wiredrawing and straightening dies
- 3545 Cutting Tools, Machine Tool Accessories, And Machinists' Precision
  Establishments primarily engaged in manufacturing cutting tools, machinists' precision measuring tools, and attachments and accessories for machine tools and for other metalworking machinery, not elsewhere classified. Establishments primarily engaged in manufacturing handtools, except power-driven types, are classified in Industry Group 342.
  - Angle rings
  - Arbors (machine tool accessories)
  - Bits for use on lathes, planers, shapers, etc.
  - Blanks, cutting tool
  - Boring machine attachments (machine tool accessories)
  - Broaches (machine tool accessories)
  - Calipers and dividers
  - Cams (machine tool accessories)
  - Chasers (machine tool accessories)
  - Chucks: drill, lathe, and magnetic (machine tool accessories)
  - Clamps, machine tool
  - Collars (machine tool accessories)
  - Collets (machine tool accessories)
  - Comparators (machinists' precision tools)
  - Counterbores, metalworking
  - Countersinks and countersink drill combinations (machine tool
  - Cutters, milling
  - Cutting tools and bits for use on lathes, planers, shapers, etc.
  - Diamond cutting tools for turning, boring, burnishing, etc.
  - Diamond dressing and wheel crushing attachments
  - Dies, thread cutting
  - Dressers, abrasive wheel: diamond point and other
  - Drill bits, metalworking
  - Drill bushings (drilling jig)
  - Drilling machine attachments and accessories (machine tool
  - Drills (machine tool accessories)
  - Files, machine tool
  - Gauge blocks
  - Gauges, except optical (machine tool accessories)
  - Hobs
  - Honing heads
  - Hopper feed devices
  - Inserts cutting tool
  - Knives shear
  - Lathe attachments and cutting tools (machine tool accessories)
  - Letter pins (gauging and measuring)
  - Machine knives, metalworking
  - Machine tool attachments and accessories
  - Mandrels
  - Measuring tools and machines, machinists' metalworking type
  - Micrometers
  - Milling machine attachments (machine tool accessories)
  - Precision tools, machinists'
  - Pushers
  - Reamers, machine tool
  - Scales, measuring (machinists' precision tools)
  - Shaping tools (machine tool accessories)
  - Shear knives
  - Sockets (machine tool accessories)
  - Tables, rotary: indexing
  - Taps, machine tool
  - Threading toolholders
  - Threading tools (machine tool accessories)
  - Tips, cutting tool
  - Toolholders
  - Tools and accessories for machine tools
  - Verniers (machinists' precision tools)
  - Vises, machine (machine tool accessories)
  - Wheel turning equipment, diamond point and other (machine tool
- 3546 Power-driven Handtools
  Establishments primarily engaged in manufacturing power-driven handtools, such as drills and drilling tools, pneumatic and snagging grinders, and electric hammers. Establishments primarily engaged in manufacturing metal cutting type and metal forming type machines (including home workshop tools) which are not supported in the hands of an operator are classified in Industries 3541 and 3542; and those primarily manufacturing power-driven heavy construction or mining handtools are classified in Industry Group 353.
  - Attachments for portable drills
  - Buffing machines, hand: electric
  - Cartridge-activated hand power tools
  - Caulking hammers
  - Chain saws, portable
  - Chipping hammers, electric
  - Drills (except rock drilling and coring), portable: electric and
  - Drills, hand: electric
  - Flexible shaft metalworking machines, portable
  - Grinders, pneumatic and electric: portable (metalworking machinery)
  - Grinders, snagging
  - Guns, pneumatic: chip removal
  - Hammers: portable electric and pneumatic: e.g., chipping, riveting,
  - Handtools, power-driven: woodworking or metalworking
  - Masonry and concrete drilling tools, power: portable
  - Powder-actuated hand tools
  - Riveting hammers
  - Sanders, hand: electric
  - Saws, portable hand held: power-driven-woodworking or
- 3547 Rolling Mill Machinery And Equipment
  Establishments primarily engaged in manufacturing rolling mill machinery and processing equipment for metal production, such as cold forming mills, structural mills, and finishing equipment.
  - Bar mills
  - Billet mills
  - Blooming and slabbing mills
  - Cleaning lines, electrolytic (rolling mill equipment)
  - Cold forming type mills (rolling mill machinery)
  - Ferrous and nonferrous mill equipment, auxiliary
  - Finishing equipment, rolling mill
  - Galvanizing lines (rolling mill equipment)
  - Hot strip mill machinery
  - Mill tables (rolling mill equipment)
  - Picklers and pickling lines, sheet and strip (rolling mill equipment)
  - Pipe and tube mills
  - Plate rolling mill machinery
  - Rod mills (rolling mill equipment)
  - Roller levelers (rolling mill machinery)
  - Rolling mill machinery and equipment
  - Rolls for rolling mill machinery, machined
  - Steel rolling machinery
  - Straightening machinery (rolling mill equipment)
  - Structural mills (rolling mill machinery)
  - Tube mill machinery
- 3548 Electric And Gas Welding And Soldering Equipment
  Establishments primarily engaged in manufacturing electric and gas welding and soldering equipment and accessories. Also included are establishments primarily engaged in coating welding wire from purchased wire or from wire drawn in the same establishment. Establishments primarily engaged in manufacturing handheld soldering irons are classified in Industry 3423, and those manufacturing electron beam, ultrasonic, and laser welding equipment are classified in Industry 3699.
  - Arc-welder transformers (separate)
  - Arc-welders, transformer-rectifier
  - Arc-welding generators, a.c. and d.c.
  - Electrode holders for electric welding apparatus
  - Electrodes, electric welding
  - Gas welding equipment
  - Generators (separate) for arc-welders
  - Resistance welders, electric
  - Robots for welding, soldering, or brazing
  - Seam welding apparatus, gas and electric
  - Soldering equipment, except soldering irons
  - Spot welding apparatus, gas and electric
  - Transformers (separate) for arc-welding
  - Welding accessories, electric and gas
  - Welding and cutting apparatus, gas or electric
  - Welding wire, bare and coated
- 3549 Metalworking Machinery, Not Elsewhere Classified
  Establishments primarily engaged in manufacturing metalworking machinery, not elsewhere classified. Establishments primarily engaged in manufacturing automotive maintenance equipment are classified in Industry 3559.
  - Assembly machines, e.g., rotary transfer, in-line transfer, special
  - Coil winding machines for springs
  - Coilers (metalworking machines)
  - Cradle assemblies (wire making equipment)
  - Cutting up lines
  - Draw benches
  - Drawing machinery and equipment except wiredrawing dies
  - Marking machines, metalworking
  - Pail mills
  - Propeller straightening presses
  - Rotary slitters (metalworking machines)
  - Screwdowns and boxes
  - Screwdriving machines
  - Wiredrawing and fabricating machinery and equipment, except dies

Industry Group 355: Special Industry Machinery, Except Metalworking
- 3552 Textile Machinery
  Establishments primarily engaged in manufacturing machinery for the textile industries, including parts, attachments, and accessories. Establishments primarily engaged in manufacturing industrial sewing machines are classified in Industry 3559, and those manufacturing household sewing machines are classified in Industry 3639.
  - Beaming machines, textile
  - Bleaching machinery, textile
  - Bobbins for textile machinery
  - Braiding machines, textile
  - Carbonizing equipment (wool processing machinery)
  - Card clothing for textile machines
  - Carding machines, textile
  - Cloth spreading machines
  - Cloth stripping machines
  - Combing machines, textile
  - Creels, textile machinery
  - Drawing frames, textile
  - Drying machines, textile: for stock, yarn, and cloth
  - Dyeing machinery, textile
  - Embroidery machines
  - Finishing machinery, textile
  - Frames, doubling and twisting (textile machinery)
  - Garnetting machines, textile
  - Heddles for loom harnesses, wire
  - Hosiery machines
  - Jacquard card cutting machines
  - Jacquard loom parts and attachments
  - Knitting machines
  - Knot tying machines (textile machinery)
  - Lace and net machines
  - Lace machine bobbins, wood or metal
  - Loom bobbins. wood or metal
  - Looms (textile machinery)
  - Loopers (textile machinery)
  - Mercerizing machinery
  - Napping machines (textile machinery)
  - Picker machines (textile machinery)
  - Picker sticks for looms
  - Printing machinery, textile
  - Reeds, loom
  - Rope and cordage machines
  - Roving machines (textile machinery)
  - Shuttles for textile weaving
  - Silk screens for the textile industry
  - Slashing machines (textile machinery)
  - Spindles, textile
  - Spinning machines, textile
  - Spools, textile machinery: wood
  - Textile finishing machinery: bleaching, dyeing, mercerizing, and
  - Textile machinery parts
  - Textile machinery, except sewing machines
  - Textile turnings and shapes, wood
  - Thread making machines (spinning machinery), textile
  - Tufting machines
  - Warp and knot tying machines (textile machinery)
  - Warping machines (textile machinery)
  - Winders (textile machinery)
  - Wool and worsted finishing machines
  - Yarn texturizing machines
- 3553 Woodworking Machinery
  Establishments primarily engaged in manufacturing machinery for sawmills, for making particleboard and similar products, and for otherwise working or producing wood products. Establishments primarily engaged in manufacturing handtools such as planes, axes, drawknives, and handsaws are classified in Industry Group 342, and those manufacturing portable power-driven handtools in Industry 3546.
  - Bandsaws, woodworking
  - Box making machines for wooden boxes
  - Cabinet makers' machinery
  - Furniture makers' machinery (woodworking)
  - Jointers (woodworking machines)
  - Lathes, wood turning: including accessories
  - Mortisers (woodworking machines)
  - Pattern makers' machinery (woodworking)
  - Planers, woodworking
  - Planing mill machinery
  - Presses, woodworking: particleboard, hardboard, medium density
  - Sanding machines, except portable floor sanders (woodworking
  - Sawmill machines
  - Saws, power: bench and table (woodworking machinery) except
  - Scarfing machines (woodworking machinery)
  - Shapers, woodworking machinery
  - Surfacers (woodworking machines)
  - Tenoners (woodworking machines)
  - Veneer mill machines
  - Venetian blind machines (woodworking machinery)
  - Woodworking machines
- 3554 Paper Industries Machinery
  Establishments primarily engaged in manufacturing machinery for the pulp, paper, and paper product industries. Establishments primarily engaged in manufacturing printing trades machinery are classified in Industry 3555.
  - Bag and envelope making machinery (paper machinery)
  - Box making machines for paper boxes
  - Coating and finishing machinery, paper
  - Corrugating machines for paper
  - Cutting and folding machines, paper
  - Die-cutting and stamping machinery (paper converting machinery)
  - Folding machines, paper: except office machines
  - Fourdrinier machines (paper manufacturing machinery)
  - Paper mill machinery: e.g., plating, slitting, waxing
  - Paper product machines, except printing machines
  - Pulp mill machinery
  - Sandpaper manufacturing machines
- 3555 Printing Trades Machinery And Equipment
  Establishments primarily engaged in manufacturing machinery and equipment used by the printing and bookbinding trades. Establishments primarily engaged in manufacturing textile printing machinery are classified in Industry 3552.
  - Advertising and newspaper mats
  - Blocks, engravers': wood
  - Bookbinders' machines
  - Bronzing and dusting machines for the printing trade
  - Chases and galleys, printers'
  - Collating machines for printing and bookbinding trade use
  - Copy holders, printers'
  - Electrotyping machines
  - Engraving machinery and equipment (printing trades machinery)
  - Envelope printing presses
  - Etching machines (printing trades machinery)
  - Foundry type for printing
  - Gelatin rolls used in printing
  - Gravure presses
  - Intertype machines
  - Leads, printers'
  - Linotype machines
  - Lithographic stones
  - Monotype machines
  - Paper ruling and sewing machines (bookbinders' machinery)
  - Photoengraving machines
  - Planes, printers'
  - Plates, metal: engravers'
  - Presses, printing
  - Printers' machines and equipment
  - Rules, printers'
  - Slugs, printers'
  - Stereotyping machines
  - Sticks, printers'
  - Type: lead, steel, brass, copper faced, etc.
  - Typecases, printers'
  - Typecasting, founding, and melting machines
  - Typesetting machines: intertypes, linotypes, monotypes, etc.
  - Typographic numbering machines
- 3556 Food Products Machinery
  Establishments primarily engaged in manufacturing machinery for use by the food products and beverage manufacturing industries and similar machinery for use in manufacturing animal foods. Establishments primarily engaged in manufacturing food packaging machinery are classified in Industry 3565, and those manufacturing industrial refrigeration machinery are classified in Industry Group 358.
  - Bakery machinery
  - Biscuit cutters (machines)
  - Bread slicing machines
  - Brewers' and maltsers' machinery
  - Butter making and butter working machinery
  - Cheese making machinery
  - Chewing gum machinery
  - Chocolate processing machinery
  - Choppers, food: commercial types
  - Cider presses
  - Coffee roasting and grinding machines
  - Condensed and evaporated milk machinery
  - Confectionery machinery
  - Corn popping machines, industrial type
  - Cracker making machines
  - Cream separators, industrial
  - Cutters, biscuit (machines)
  - Dairy products machinery and equipment
  - Dehydrating equipment, food processing
  - Dies biscuit cutting
  - Distillery machinery
  - Dough mixing machinery
  - Dry milk processing machinery
  - Fish and shellfish processing machinery
  - Flour mill machinery
  - Food choppers, grinders, mixers, and slicers: commercial type
  - Grain mill machinery
  - Grinders, food: commercial types
  - Homogenizing machinery: dairy, fruit, vegetable, and other foods
  - Ice cream manufacturing machinery
  - Juice extractors, fruit and vegetable: commercial type
  - Macaroni machinery: for making macaroni, spaghetti, and noodles
  - Malt mills
  - Meat and poultry processing machinery
  - Meat grinders
  - Milk processing machinery
  - Mills and presses: beet, cider, and sugarcane
  - Mixers and whippers, electric: for food manufacturing industries
  - Mixers, feed: except agricultural machinery
  - Mixers, food: commercial types
  - Oilseed crushing and extracting machinery
  - Ovens, bakery
  - Pasteurizing equipment, dairy and other food
  - Peanut roasting machines
  - Potato peelers, electric
  - Presses: cheese, beet, cider, and sugarcane
  - Sifting machines, food
  - Slicing machines, fruit and vegetable: commercial types
  - Stuffers, sausage
  - Sugar plant machinery
  - Vegetable oil processing machinery
- 3559 Special Industry Machinery, Not Elsewhere Classified
  Establishments primarily engaged in manufacturing special industry machinery, not elsewhere classified, such as smelting and refining equipment, cement making, clayworking, cotton ginning, glass making, hat making, incandescent lamp making, leather working, paint making, rubber working, cigar and cigarette making, tobacco working, shoe making, and stone working machinery, and industrial sewing machines, and automotive maintenance machinery and equipment.
  - Ammunition and explosives loading machinery
  - Anodizing equipment (except rolling mill lines)
  - Bag sewing and closing machines (industrial sewing machines)
  - Balancing equipment, automotive wheel
  - Boot making and repairing machinery
  - Brick making machines
  - Broom making machinery
  - Buttonhole and eyelet machines and attachments, industrial
  - Cement making machinery
  - Chemical kilns
  - Chemical machinery and equipment
  - Cigarette and cigar making machines
  - Clayworking and tempering machines
  - Concrete products machinery
  - Control rod drive mechanisms for use on nuclear reactors
  - Cork working machinery
  - Degreasing machines, automotive (garage equipment)
  - Degreasing machines, industrial
  - Desalination equipment
  - Die and hub cutting equipment (jewelry manufacturing)
  - Drying kilns, lumber
  - Electric screening equipment
  - Electron tube making machinery
  - Electroplating machinery and equipment, except rolling mill lines
  - Foundry machinery and equipment
  - Frame straighteners, automotive (garage equipment)
  - Fur sewing machines
  - Ginning machines, cotton
  - Glass making machinery: blowing, molding, forming, grinding, etc.
  - Hat making and hat renovating machinery
  - Jewelers' machines
  - Kilns: cement, wood, and chemical
  - Lamp making machinery, incandescent
  - Leather working machinery
  - Metal finishing equipment for plating, except rolling mill lines
  - Metal pickling equipment, except rolling mill lines
  - Metal smelting and refining machinery, except furnaces and ovens
  - Nuclear reactor control rod drive mechanisms
  - Optical lens machinery
  - Ozone machines
  - Packup assemblies (wheel overhaul)
  - Paint making machinery
  - Petroleum refinery equipment
  - Pharmaceutical machinery
  - Plastics working machinery
  - Pottery making machinery
  - Robots, plastics: for molding and forming
  - Rubber products machinery
  - Rubber working machinery
  - Scouring machines, tannery
  - Semiconductor manufacturing machinery
  - Sewing machines and attachments, Industrial
  - Shoe making and repairing machinery
  - Silver recovery equipment, electrolytic
  - Stone tumblers
  - Stone working machinery
  - Synthetic filament extruding machines
  - Tannery machines
  - Tile making machines
  - Tire grooving machines
  - Tire retreading machinery and equipment
  - Tire shredding machinery
  - Tobacco products machinery
  - Wheel mounting and balancing equipment, automotive
  - Wood drying kilns
  - Zipper making machinery

Industry Group 356: General Industrial Machinery And Equipment
- 3561 Pumps And Pumping Equipment
  Establishments primarily engaged in manufacturing pumps and pumping equipment for general industrial, commercial, or household use, except fluid power pumps and motors. Included are establishments primarily engaged in manufacturing domestic water and sump pumps. Establishments primarily engaged in manufacturing fluid power pumps and motors are classified in Industry 3594; those manufacturing measuring and dispensing pumps for gasoline service station use are classified in Industry 3586; those manufacturing vacuum pumps, except laboratory, are classified in Industry 3563; those manufacturing laboratory vacuum pumps are classified in Industry 3821; and those manufacturing pumps for motor vehicles are classified in Industry 3714.
  - Cylinders, pump
  - Domestic water pumps
  - Hydrojet marine engine units
  - Pump jacks
  - Pumps, domestic: water or sump
  - Pumps, general industrial type
  - Pumps, oil well and oil field
- 3562 Ball And Roller Bearings
  Establishments primarily engaged in manufacturing ball and roller bearings (including ball or roller bearing pillow block, flange, takeup cartridge and hangar units) and parts. Establishments primarily engaged in manufacturing plain bearings are classified in Industry 3568.
  - Bearings, ball and roller
  - Flange units for ball or roller bearings
  - Pillow block units for ball or roller bearings
  - Pillow blocks, with ball or roller bearings
  - Races, ball and roller bearing
- 3563 Air And Gas Compressors
  Establishments primarily engaged in manufacturing air and gas compressors for general industrial use, and in manufacturing nonagricultural spraying and dusting equipment. Establishments primarily engaged in manufacturing refrigeration and air-conditioning compressors and compressing units are classified in Industry 3585; those manufacturing pneumatic pumps and motors for fluid power transmission are classified in Industry 3594; those manufacturing agricultural spraying and dusting equipment are classified in Industry 3523; and those manufacturing laboratory vacuum pumps are classified in Industry 3821.
  - Compressors, air and gas: for general industrial use
  - Dusting outfits for metal, paints, and chemicals (portable or vehicular)
  - Paint sprayers
  - Robots for spraying, painting-industrial
  - Sprayers, hand: except agricultural
  - Spraying outfits for metals, paints, and chemicals (compressor units)
  - Tire inflation, hand or compressor operated
  - Vacuum pumps, except laboratory
- 3564 Industrial And Commercial Fans And Blowers And Air Purification
  Establishments primarily engaged in manufacturing industrial and commercial blowers, industrial and commercial exhaust and ventilating fans, and attic fans, or in manufacturing dust collection and other air purification equipment for heating, ventilating and air-conditioning systems or for industrial gas cleaning systems. Establishments primarily engaged in manufacturing air-conditioning units are classified in Industry 3585; those manufacturing free air-circulating fans for use on desks, pedestals, or wall brackets as well as household window-type fans and roll-abouts, and kitchen and household ventilating and exhaust electric fans, except attic, are classified in Industry 3634.
  - Air cleaning systems
  - Air purification and dust collection equipment
  - Aircurtains (blower)
  - Attic fans
  - Blowers, commercial and industrial
  - Dust and fume collecting equipment, industrial
  - Exhaust fans, except household and kitchen
  - Fans, except household
  - Filters, air: for furnaces and air-conditioning equipment
  - Furnace blowers (blower filter units)
  - Precipitation, electrostatic
  - Turbo-blowers, industrial
  - Ventilating, blowing, and exhaust fans: except household and kitchen
- 3565 Packaging Machinery
  Establishments primarily engaged in manufacturing packaging machinery, including wrapping and bottling machinery.
  - Aerating machines, for beverages
  - Bag opening, filling and closing machines
  - Bottling machinery: washing, sterilizing, filling, capping, and labeling
  - Bread wrapping machines
  - Carton packing machines
  - Label moisteners, industrial type
  - Labeling machinery, industrial type
  - Packaging machinery
  - Wrapping machines
- 3566 Speed Changers, Industrial High-speed Drives, And Gears
  Establishments primarily engaged in manufacturing speed changers, industrial high-speed drives, except hydrostatic drives, and gears. Establishments primarily engaged in manufacturing automotive power transmission equipment are classified in Industry 3714; those manufacturing aircraft power transmission equipment are classified in Industry 3728; and those manufacturing industrial hydrostatic drives (transmissions) are classified in Industry 3594.
  - Drives, high-speed industrial: except hydrostatic
  - Gearmotors (power transmission equipment)
  - Gears, power transmission: except motor vehicle and aircraft
  - Reducers, speed
  - Reduction gears and gear units for turbines, except automotive and
  - Speed changers (power transmission equipment)
  - Speed reducers (power transmission equipment)
  - Torque converters, except motor vehicle
- 3567 Industrial Process Furnaces And Ovens
  Establishments primarily engaged in manufacturing industrial process furnaces, ovens, induction and dielectric heating equipment, and related devices. Establishments primarily engaged in manufacturing bakery ovens are classified in Industry 3556; those manufacturing cement, wood, and chemical kilns are classified in Industry 3559; those manufacturing cremating ovens are classified in Industry 3569; and those manufacturing laboratory furnaces and ovens are classified in Industry 3821.
  - Calcining kilns (industrial furnaces)
  - Ceramic kilns and furnaces
  - Core baking and mold drying ovens
  - Dielectric heating equipment
  - Distillation ovens, charcoal and coke
  - Driers and redriers, industrial process
  - Enameling ovens
  - Furnaces, industrial process
  - Heat treating ovens
  - Heating equipment, induction
  - Heating units and devices, industrial electric
  - Incinerators, metal domestic and commercial
  - Induction heating equipment
  - Infrared ovens, industrial
  - Japanning ovens
  - Kilns except cement, chemical, and wood
  - Lacquering ovens
  - Metal melting furnaces, industrial
  - Ovens, industrial process except bakery
  - Paint baking and drying ovens
  - Radiant heating systems, industrial process: e.g., dryers, cookers
  - Rubber curing ovens
  - Sherardizing ovens
  - Smelting ovens
  - Vacuum furnaces and ovens
- 3568 Mechanical Power Transmission Equipment, Not Elsewhere Classified
  Establishments primarily engaged in manufacturing mechanical power transmission equipment and parts, for industrial machinery. Establishments primarily engaged in manufacturing motor vehicle power transmission equipment are classified in Industry 3714; those manufacturing aircraft power transmission equipment are classified in Industry 3728; those manufacturing ball and roller bearings are classified in Industry 3562; and those manufacturing speed changers, industrial high-speed drives, and gears are classified in Industry 3566.
  - Ball joints, except motor vehicle and aircraft
  - Bearings, plain
  - Belting, chain
  - Chain, power transmission
  - Clutches, except motor vehicle
  - Collars, shaft (power transmission equipment)
  - Couplings, shaft rigid, flexible, universal joint, etc.
  - Drive chains, bicycle and motorcycle
  - Joints, swivel: except motor vehicle and aircraft
  - Joints, universal: except motor vehicle
  - Pillow blocks, with plain bearings
  - Pivots, power transmission
  - Pulleys, power transmission
  - Railroad car journal bearings, plain
  - Shafts, flexible
  - Sprockets (power transmission equipment)
- 3569 General Industrial Machinery And Equipment, Not Elsewhere
  Establishments primarily engaged in manufacturing machinery, equipment, and components for general industrial use, and for which no special classification is provided. Machine shops primarily engaged in producing machine and equipment parts, usually on a job or order basis, are classified in Industry 3599.
  - Altitude testing chambers
  - Baling machines for scrap metal, paper, and similar materials
  - Blast cleaning equipment, dustless: except metalworking
  - Brake burnishing and washing machines
  - Bridge and gate machinery, hydraulic
  - Burnishing and washing machines, brake
  - Centrifuges, industrial
  - Cremating ovens
  - Driers and reel, firehose
  - Filter elements, fluid: hydraulic line
  - Filters, fluid, general line industrial: except internal combustion
  - Filters, pipeline
  - Firefighting apparatus, except automotive and chemical
  - Firehose, except rubber
  - Gas producers (machinery)
  - Gas separators (machinery)
  - Generators, gas
  - Generators: steam, liquid oxygen, and nitrogen
  - Heaters, swimming pool: electric
  - Hose, fire: except rubber
  - Ice crushers, except household
  - Jacks, hydraulic: for general industrial use
  - Lubricating systems, centralized
  - Lubrication equipment, industrial
  - Lubrication machinery, automatic
  - Ordnance testing chambers
  - Ovens, surveillance: for aging and testing powder
  - Powder testing chambers
  - Presses, metal baling
  - Purifiers, centrifugal
  - Reels and racks, firehose
  - Robots for general industrial use
  - Screening and sifting machines for general industrial use
  - Screws, jack
  - Separators for steam, gas, vapor, and air (machinery)
  - Sifting and screening machines for general industrial use
  - Sprinkler systems, fire: automatic
  - Steam separators (machinery)
  - Strainers, pipeline
  - Temperature testing chambers
  - Testing chambers for altitude, temperature, ordnance, and power
  - Vapor separators (machinery)
Industry Group 357: Computer And Office Equipment
- 3571 Electronic Computers
  Establishments primarily engaged in manufacturing electronic computers. Electronic computers are machines which: (1) store the processing program or programs and the data immediately necessary for execution of the program; (2) can be freely programmed in accordance with the requirements of the user; (3) perform arithmetical computations specified by the user; and (4) execute, without human intervention, a processing program which requires them to modify their execution by logical decision during the processing run. Included in this industry are digital computers, analog computers, and hybrid digital/analog computers. Establishments primarily engaged in manufacturing machinery or equipment which incorporate computers or a central processing unit for the purpose of performing functions such as measuring, displaying, or controlling process variables are classified based on the manufactured end product.
  - Computers: digital, analog, and hybrid
  - Mainframe computers
  - Microcomputers
  - Minicomputers
  - Personal computers
- 3572 Computer Storage Devices
  Establishments primarily engaged in manufacturing computer storage devices.
  - Auxiliary computer storage units
  - Computer storage units
  - Disk drives, computer
  - Drum drives, computer
  - Magnetic storage devices for computers
  - Optical storage devices for computers
  - Recorders, tape: for computers
  - Tape storage units, computer
- 3575 Computer Terminals
  Establishments primarily engaged in manufacturing computer terminals. Establishments primarily engaged in manufacturing point-of-sale, funds transfer, and automatic teller machines are classified in Industry 3578.
  - Cathode ray tube (CRT) teleprinter, multistation
  - Computer terminals
  - Multistation CRT/teleprinters
  - Teleprinters (computer terminals)
- 3577 Computer Peripheral Equipment, Not Elsewhere Classified
  Establishments primarily engaged in manufacturing computer peripheral equipment, not elsewhere classified, including printers, plotters, and graphic displays. Establishments primarily engaged in manufacturing modems and other communications interface equipment are classified in Industry 3661.
  - Card punching and sorting machines
  - Card-type conversion equipment, computer peripheral equipment
  - Computer output to microfilm units, computer peripheral equipment
  - Computer paper tape punchers and devices, computer peripheral
  - Decoders, computer peripheral equipment
  - Disk pack inspectors, computer peripheral equipment
  - Document entry conversion devices, computer peripheral equipment
  - Graphic displays, except graphic terminals: computer peripheral
  - Input/output equipment, computer: except terminals
  - Key-disk or diskette equipment, computer peripheral equipment
  - Key-tape equipment: reel, cassette, or cartridge
  - Keying equipment, computer peripheral equipment
  - Key punch/verify cards, computer peripheral equipment
  - Magnetic ink recognition devices, computer peripheral equipment
  - Media-to media data conversion equipment, computer peripheral
  - Optical scanning devices, computer peripheral equipment
  - Plotter controllers, computer peripheral equipment
  - Plotters, computer
  - Printers, computer
  - Punch card equipment: card readers, tabulators, collators, sorters, and
  - Tape cleaners, magnetic: computer peripheral equipment
  - Tape print units, computer peripheral equipment
- 3578 Calculating And Accounting Machines, Except Electronic Computers
  Establishments primarily engaged in manufacturing point-of-sale devices, funds transfer devices, and other calculating and accounting machines, except electronic computers. Included are electronic calculating and accounting machines which must be paced by operator intervention, even when augmented by attachments. These machines may include program control or have input/output capabilities.
  - Accounting machines, operator paced
  - Adding machines
  - Automatic teller machines (ATM)
  - Billing machines
  - Bookkeeping machines
  - Calculating machines, operator paced
  - Cash registers, including adding machines with cash drawers
  - Change making machines
  - Coin counters
  - Funds transfer devices
  - Point-of-sale devices
  - Registers, credit account
- 3579 Office Machines, Not Elsewhere Classified
  Establishments primarily engaged in manufacturing office machines and de-vices, not elsewhere classified, including typewriters and word processing equipment. Establishments primarily engaged in manufacturing photocopy and microfilm equipment are classified in Industry 3861.
  - Address labeling machines
  - Addressing machines, plates and plate embossers
  - Binding machines, plastics and adhesive: for store or office use
  - Canceling machinery, post office
  - Check writing, endorsing, signing, numbering, and protecting
  - Coin wrapping machines
  - Collating machines for store or office use
  - Dating devices and machines, except rubber stamps
  - Dictating machines, office types
  - Duplicating machines
  - Embossing machines for store and office use
  - Envelope stuffing, sealing, and addressing machines
  - Forms handling equipment for store and office use
  - Gummed tape moisteners for store and office use
  - Letter folding, stuffing, and sealing machines
  - List finders, automatic
  - Mail tying (bundling) machines
  - Mailing machines
  - Numbering machines, office and store: mechanical
  - Paper cutters and trimmers (hand office equipment)
  - Pencil sharpeners
  - Perforators (office machines)
  - Postage meters
  - Punches, paper: hand
  - Registers, autographic
  - Scalers for gummed tape: hand
  - Shorthand machines
  - Slipsheeting machines
  - Sorters, filing: office
  - Staple removers
  - Stapling machines, office
  - Ticket counting machines
  - Time-stamps containing clock mechanisms
  - Timeclocks and time recording devices
  - Typewriters
  - Voting machines
  - Word processing equipment

Industry Group 358: Refrigeration And Service Industry Machinery
- 3581 Automatic Vending Machines
  Establishments primarily engaged in manufacturing automatic vending machines and coin-operated mechanisms for such machines.
  - Locks, coin-operated
  - Mechanisms for coin-operated machines
  - Merchandising machines, automatic
  - Vending machines for merchandise: coin-operated
- 3582 Commercial Laundry, Drycleaning, And Pressing Machines
  Establishments primarily engaged in manufacturing laundry and drycleaning equipment and pressing machines for commercial and industrial use. Establishments primarily engaged in manufacturing household laundry equipment, including coin-operated washers and dryers, are classified in Industry 3633.
  - Drycleaning equipment and machinery, commercial
  - Dryers, laundry: commercial, including coin-operated
  - Extractors and driers, commercial laundry
  - Feather cleaning and sterilizing machinery
  - Ironers, commercial laundry and dry-cleaning
  - Laundry machinery and equipment, commercial, including
  - Pressing machines, commercial laundry and drycleaning
  - Rug cleaning, drying, and napping machines: commercial laundry
  - Washing machines, laundry: commercial, including coin-operated
- 3585 Air-conditioning And Warm Air Heating Equipment And Commercial
  Establishments primarily engaged in manufacturing refrigeration equipment and systems and similar equipment for commercial and industrial use; complete air-conditioning units for domestic, commercial, and industrial use; and warm air furnaces. Establishments primarily engaged in manufacturing soda fountains and beer dispensing equipment and humidifiers and dehumidifiers, except portable, are also classified in this industry. Establishments primarily engaged in manufacturing household refrigerators and home and farm freezers are classified in Industry 3632, and those manufacturing electric air-space heaters and portable humidifiers and dehumidifiers are classified in Industry 3634.
  - Air-conditioners, motor vehicle
  - Air-conditioning and heating combination units
  - Air-conditioning compressors
  - Air-conditioning condensers and condensing units
  - Air-conditioning units complete: domestic and industrial
  - Beer dispensing equipment
  - Cabinets, show and display: refrigerated
  - Cases, show and display: refrigerated
  - Cold drink dispensing equipment, except coin-operated
  - Compressors for refrigeration and air-conditioning
  - Condensers and condensing units: refrigeration and air-conditioning
  - Coolers, milk and water: electric
  - Counters and counter display cases, refrigerated
  - Dehumidifiers, except portable: electric
  - Electric warm air furnaces
  - Evaporative condensers (heat transfer equipment)
  - Fountains, drinking mechanically refrigerated
  - Furnaces: gravity air flow
  - Heat pumps, electric
  - Humidifying equipment, except portable
  - Ice boxes, industrial
  - Ice making machinery
  - Lockers, refrigerated
  - Refrigeration compressors
  - Refrigeration machinery and equipment, industrial
  - Room coolers, portable
  - Showcases, refrigerated
  - Siphons, soda water
  - Snow making machinery
  - Soda fountains, parts, and accessories
  - Tanks, soda water
- 3586 Measuring And Dispensing Pumps
  Establishments primarily engaged in manufacturing measuring and dispensing pumps commonly used in service stations for dispensing gasoline, oil, and grease, including grease guns. Establishments primarily engaged in manufacturing pumps and pumping equipment for general industrial use are classified in Industry Group 356.
  - Dispensing and measuring pumps, gasoline and oil
  - Grease guns (lubricators)
- 3589 Service Industry Machinery, Not Elsewhere Classified
  Establishments primarily engaged in manufacturing machines and equipment, not elsewhere classified, for use in service industries, such as floor sanding machines, industrial vacuum cleaners, scrubbing machines, commercial cooking and food warming equipment, and commercial dishwashing machines. Establishments primarily engaged in manufacturing household electrical appliances are classified in Industry Group 363.
  - Cafeteria food warming equipment
  - Carpet sweepers, except household electric vacuum sweepers
  - Carwashing machinery, including coin-operated
  - Cookers, steam: restaurant type
  - Cooking equipment, commercial
  - Corn popping machines, commercial type
  - Dirt sweeping units, industrial
  - Dishwashing machines, commercial
  - Floor sanding, washing, and polishing machines: commercial type
  - Food warming equipment, commercial
  - Fryers, commercial
  - Garbage disposers, commercial
  - Janitors' carts
  - Mop wringers
  - Ovens, cafeteria food warming: portable
  - Ovens, microwave (cooking equipment) commercial
  - Pressure cookers, steam: commercia;
  - Sanding machines, floor
  - Scrubbing machines
  - Servicing machines, coin-operated except drycleaning end laundry
  - Sewage treatment equipment
  - Sewer cleaning equipment, power
  - Sludge processing equipment
  - Vacuum cleaners and sweepers, electric: industrial and commercial
  - Water conditioners, for swimming pools
  - Water filters and softeners, household type
  - Water purification equipment, household type
  - Water treatment equipment, industrial

Industry Group 359: Miscellaneous Industrial And Commercial
- 3592 Carburetors, Pistons, Piston Rings, And Valves
  Establishments primarily engaged in manufacturing carburetors, pistons, piston rings, and engine intake and exhaust valves. Establishments primarily engaged in manufacturing metallic packing are classified in Industry 3053, and those primarily engaged in manufacturing machine repair and equipment parts (except electric), on a job or order basis for others, are classified in Industry 3599.
  - Carburetors, all types
  - Pistons and piston rings
  - Valves, engine: intake and exhaust
- 3593 Fluid Power Cylinders And Actuators
  Establishments primarily engaged in manufacturing hydraulic and pneumatic cylinders and actuators for use in fluid power systems.
  - Fluid power actuators, hydraulic and pneumatic
  - Hydraulic cylinders, fluid power
  - Pneumatic cylinders, fluid power
- 3594 Fluid Power Pumps And Motors
  Establishments primarily engaged in manufacturing hydraulic and pneumatic fluid power pumps and motors, including hydrostatic transmissions. Establishments primarily engaged in manufacturing pumps for motor vehicles are classified in Industry 3714.
  - Fluid power pumps and motors
  - Hydraulic pumps, aircraft
  - Hydrostatic drives (transmissions)
  - Hydrostatic transmissions
  - Motors, air or hydraulic fluid power
  - Motors, pneumatic
  - Pumps, hydraulic power transfer
- 3596 Scales And Balances, Except Laboratory
  Establishments primarily engaged in manufacturing weighing and force-measuring machines and devices of all types, except those regarded as scientific apparatus for laboratory work which are classified in Industry 3821.
  - Baby scales
  - Balances, except laboratory
  - Bathroom scales
  - Industrial scales
  - Motor truck scales
  - Railroad truck scales
  - Scales, except laboratory
  - Weighing machines and apparatus, except laboratory
- 3599 Industrial And Commercial Machinery And Equipment, Not Elsewhere
  Establishments primarily engaged in manufacturing machinery and equipment and parts, not elsewhere classified, such as amusement park equipment and flexible metal hose and tubing. This industry also includes establishments primarily engaged in producing or repairing machinery and equipment parts, not elsewhere classified, on a job or order basis for others. Establishments primarily engaged in manufacturing motor vehicle engine filters are classified in Industry 3714, and those manufacturing coin-operated amusement machines are classified in Industry 3999.
  - Amusement rides for carnivals
  - Bellows, industrial: metal
  - Boiler tube cleaners
  - Carousels (merry-go-rounds)
  - Catapults
  - Chemical milling job shops
  - Cleaners, boiler tube
  - Crankshaft and camshaft machining
  - Cups, oil and grease: metal
  - Electrical discharge machining (EDM)
  - Fan forges
  - Ferris wheels
  - Filters, internal combustion engine: oil, gasoline, air intake, except
  - Grinding castings for the trade
  - Hose, flexible metallic
  - Leak detectors, water
  - Machine shops, jobbing and repair
  - Propellers, ship and boat: machined
  - Riddles, sand (hand sifting or screening apparatus)
  - Sludge tables
  - Swage blocks
  - Ties, form: metal
  - Tubing, flexible metallic
  - Weather vanes