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2002 NAICS Matched to 1987 SIC
Manufacturing, part (NAICS 331-332)

Industry
detail		 2002
NAICS		 2002 U.S. NAICS Description
Go to NAICS 31- categories 31-33 Manufacturing
Go to NAICS 311 categories 311 Food Manufacturing
Go to NAICS 312 categories 312 Beverage and Tobacco Product Manufacturing
Go to NAICS 313 categories 313 Textile Mills
Go to NAICS 314 categories 314 Textile Product Mills
Go to NAICS 315 categories 315 Apparel Manufacturing
Go to NAICS 316 categories 316 Leather and Allied Product Manufacturing
Go to NAICS 321 categories 321 Wood Product Manufacturing
Go to NAICS 322 categories 322 Paper Manufacturing
Go to NAICS 323 categories 323 Printing and Related Support Activities
Go to NAICS 324 categories 324 Petroleum and Coal Products Manufacturing
Go to NAICS 325 categories 325 Chemical Manufacturing
Go to NAICS 326 categories 326 Plastics and Rubber Products Manufacturing
Go to NAICS 327 categories 327 Nonmetallic Mineral Product Manufacturing
Go to NAICS 331 categories 331 Primary Metal Manufacturing
Go to NAICS 332 categories 332 Fabricated Metal Product Manufacturing
Go to NAICS 333 categories 333 Machinery Manufacturing
Go to NAICS 334 categories 334 Computer and Electronic Product Manufacturing
Go to NAICS 335 categories 335 Electrical Equipment, Appliance, and Component Manufacturing
Go to NAICS 336 categories 336 Transportation Equipment Manufacturing
Go to NAICS 337 categories 337 Furniture and Related Product Manufacturing
Go to NAICS 339 categories 339 Miscellaneous Manufacturing
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331   Primary Metal Manufacturing
2002
NAICS		 2002 NAICS U.S. Description
(with link to definition) 		Com-
para-
bility		 1987
SIC		 1987 U.S. SIC Description
(with link to definition)
331 Primary Metal Manufacturing  
3311 Iron and Steel Mills and Ferroalloy Manufacturing  
33111 Iron and Steel Mills and Ferroalloy Manufacturing  
331111 Iron and Steel Mills Almost comparable
      3312 Steel Works, Blast Furnaces (Including Coke Ovens), and Rolling Mills (Except coke ovens not integrated with steel mills and hot-rolling purchased steel)
      3399 Primary Metal Products, NEC (Iron ore recovery from open hearth slag)
331112 Electrometallurgical Ferroalloy Product Manufacturing Not comparable 3313 Electrometallurgical Products, Except Steel
3312 Steel Product Manufacturing from Purchased Steel  
33121 Iron and Steel Pipe and Tube Manufacturing from Purchased Steel  
331210 Iron and Steel Pipe and Tube Manufacturing from Purchased Steel Comparable 3317 Steel Pipe and Tubes
33122 Rolling and Drawing of Purchased Steel  
331221 Rolled Steel Shape Manufacturing Comparable
      3312 Steel Works, Blast Furnaces (Including Coke Ovens), and Rolling Mills (Hot-rolling purchased steel)
      3316 Cold-Rolled Steel Sheet, Strip, and Bars
      3399 Primary Metal Products, NEC (Ferrous powder, paste, flakes, etc.)
331222 Steel Wire Drawing Not comparable 3315 Steel Wiredrawing and Steel Nails and Spikes (Steel wire drawing)
3313 Alumina and Aluminum Production and Processing  
33131 Alumina and Aluminum Production and Processing  
331311 Alumina Refining Not comparable 2819 Industrial Inorganic Chemicals, NEC (Alumina)
331312 Primary Aluminum Production Comparable 3334 Primary Production of Aluminum
331314 Secondary Smelting and Alloying of Aluminum Not comparable
      3341 Secondary Smelting and Refining of Nonferrous Metals (Aluminum)
      3399 Primary Metal Products, NEC (Aluminum powder, paste, flakes, etc.)
331315 Aluminum Sheet, Plate, and Foil Manufacturing Comparable 3353 Aluminum Sheet, Plate, and Foil
331316 Aluminum Extruded Product Manufacturing Comparable 3354 Aluminum Extruded Products
331319 Other Aluminum Rolling and Drawing Not comparable
      3355 Aluminum Rolling and Drawing, NEC
      3357 Drawing and Insulating of Nonferrous Wire (Aluminum wire drawing)
3314 Nonferrous Metal (except Aluminum) Production and Processing  
33141 Nonferrous Metal (except Aluminum) Smelting and Refining  
331411 Primary Smelting and Refining of Copper Comparable 3331 Primary Smelting and Refining of Copper
331419 Primary Smelting and Refining of Nonferrous Metal (except Copper and Aluminum) Comparable 3339 Primary Smelting and Refining of Nonferrous Metals, Except Copper and Aluminum
33142 Copper Rolling, Drawing, Extruding, and Alloying  
331421 Copper Rolling, Drawing, and Extruding Comparable 3351 Rolling, Drawing, and Extruding of Copper
331422 Copper Wire (except Mechanical) Drawing Not comparable 3357 Drawing and Insulating of Nonferrous Wire (Copper wire drawing)
331423 Secondary Smelting, Refining, and Alloying of Copper Not comparable
      3341 Secondary Smelting and Refining of Nonferrous Metals (Copper)
      3399 Primary Metal Products, NEC (Copper powder, paste, flakes, etc.)
33149 Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, Extruding, and Alloying  
331491 Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding Not comparable
      3356 Rolling, Drawing, and Extruding of Nonferrous Metals, Except Copper and Aluminum
      3357 Drawing and Insulating of Nonferrous Wire (Wire drawing except copper or aluminum)
331492 Secondary Smelting, Refining, and Alloying of Nonferrous Metal (except Copper and Aluminum) Not comparable
      3341 Secondary Smelting and Refining of Nonferrous Metals (Except copper and aluminum)
      3399 Primary Metal Products, NEC (Nonferrous powder, paste, flakes, etc. except copper and aluminum)
3315 Foundries  
33151 Ferrous Metal Foundries  
331511 Iron Foundries Comparable
      3321 Gray and Ductile Iron Foundries
      3322 Malleable Iron Foundries
331512 Steel Investment Foundries Comparable 3324 Steel Investment Foundries
331513 Steel Foundries (except Investment) Comparable 3325 Steel Foundries, NEC
33152 Nonferrous Metal Foundries  
331521 Aluminum Die-Casting Foundries Comparable 3363 Aluminum Die-Castings
331522 Nonferrous (except Aluminum) Die-Casting Foundries Comparable 3364 Nonferrous Die-Castings, Except Aluminum
331524 Aluminum Foundries (except Die-Casting) Comparable 3365 Aluminum Foundries
331525 Copper Foundries (except Die-Casting) Comparable 3366 Copper Foundries
331528 Other Nonferrous Foundries (except Die-Casting) Comparable 3369 Nonferrous Foundries, Except Aluminum and Copper
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332   Fabricated Metal Product Manufacturing
2002
NAICS		 2002 NAICS U.S. Description
(with link to definition) 		Com-
para-
bility		 1987
SIC		 1987 U.S. SIC Description
(with link to definition)
332 Fabricated Metal Product Manufacturing  
3321 Forging and Stamping  
33211 Forging and Stamping  
332111 Iron and Steel Forging Comparable 3462 Iron and Steel Forgings
332112 Nonferrous Forging Comparable 3463 Nonferrous Forgings
332114 Custom Roll Forming Not comparable 3449 Miscellaneous Structural Metal Work (Custom roll forming)
332115 Crown and Closure Manufacturing Comparable 3466 Crowns and Closures
332116 Metal Stamping Not comparable 3469 Metal Stampings, NEC (Except kitchen utensils, pots and pans for cooking, coins, and stamped metal boxes)
332117 Powder Metallurgy Part Manufacturing Not comparable 3499 Fabricated Metal Products, NEC (Powder metallurgy)
3322 Cutlery and Handtool Manufacturing  
33221 Cutlery and Handtool Manufacturing  
332211 Cutlery and Flatware (except Precious) Manufacturing Almost comparable
      3421 Cutlery (Except hedge shears and trimmers, tinners' snips, and similar nonelectric hand tools)
      3914 Silverware, Plated Ware, and Stainless Steel Ware (Cutlery and flatware, nonprecious and precious plated)
      3999 Manufacturing Industries, NEC (Hand operated hair clippers for humans)
332212 Hand and Edge Tool Manufacturing Not comparable
      3421 Cutlery (Hedge shears and trimmers, tinners snips, and similar nonelectric hand tools)
      3423 Hand and Edge Tools, Except Machine Tools and Handsaws
      3523 Farm Machinery and Equipment (Hand hair clippers for animals)
      3524 Lawn and Garden Tractors and Home Lawn and Garden Equipment (Nonpowered lawnmowers)
      3545 Cutting Tools, Machine Tool Accessories, and Machinist Precision Measuring Devices (Precision measuring devices)
      3644 Noncurrent-Carrying Wiring Devices (Fish wire, electrical wiring tool)
      3999 Manufacturing Industries, NEC (Tape measures)
332213 Saw Blade and Handsaw Manufacturing Comparable 3425 Saw Blades and Handsaws
332214 Kitchen Utensil, Pot, and Pan Manufacturing Not comparable
      3469 Metal Stampings, NEC (Kitchen utensils, pots, and pans for cooking)
      3496 Miscellaneous Fabricated Wire Products (Potato mashers)
3323 Architectural and Structural Metals Manufacturing  
33231 Plate Work and Fabricated Structural Product Manufacturing  
332311 Prefabricated Metal Building and Component Manufacturing Comparable 3448 Prefabricated Metal Buildings and Components
332312 Fabricated Structural Metal Manufacturing Not comparable
      3441 Fabricated Structural Metal
      3449 Miscellaneous Structural Metal Work (Fabricated bar joists and concrete reinforcing bars)
332313 Plate Work Manufacturing Not comparable 3443 Fabricated Plate Work (Boiler Shops) (Fabricated plate work and metal weldments)
33232 Ornamental and Architectural Metal Products Manufacturing  
332321 Metal Window and Door Manufacturing Not comparable
      3442 Metal Doors, Sash, Frames, Molding, and Trim
      3444 Sheet Metal Work (Stamped metal skylights)
332322 Sheet Metal Work Manufacturing Almost comparable 3444 Sheet Metal Work (Except sheet metal bins and vats, skylights, and sheet metal cooling towers)
332323 Ornamental and Architectural Metal Work Manufacturing Not comparable
      3446 Architectural and Ornamental Metal Work
      3449 Miscellaneous Structural Metal Work (Curtain wall and metal plaster bases and lath)
      3523 Farm Machinery and Equipment (Corrals, stalls, and holding gates)
3324 Boiler, Tank, and Shipping Container Manufacturing  
33241 Power Boiler and Heat Exchanger Manufacturing  
332410 Power Boiler and Heat Exchanger Manufacturing Not comparable
      3443 Fabricated Plate Work (Boiler Shops) (Power boilers and heat exchangers)
      3559 Special Industry Machinery, NEC (Nuclear control rod drive mechanisms)
33242 Metal Tank (Heavy Gauge) Manufacturing  
332420 Metal Tank (Heavy Gauge) Manufacturing Not comparable 3443 Fabricated Plate Work (Boiler Shops) (Heavy gauge tanks)
33243 Metal Can, Box, and Other Metal Container (Light Gauge) Manufacturing  
332431 Metal Can Manufacturing Comparable 3411 Metal Cans
332439 Other Metal Container Manufacturing Not comparable
      3412 Metal Shipping Barrels, Drums, Kegs, and Pails
      3429 Hardware, NEC (Vacuum and insulated bottles, jugs, and chests)
      3444 Sheet Metal Work (Metal bins and vats)
      3469 Metal Stampings, NEC (Stamped metal tool, cash, mail, and lunch boxes)
      3499 Fabricated Metal Products, NEC (Metal boxes)
      3537 Industrial Trucks, Tractors, Trailers, and Stackers (Metal air cargo containers)
3325 Hardware Manufacturing  
33251 Hardware Manufacturing  
332510 Hardware Manufacturing Not comparable
      3429 Hardware, NEC (Except fire hose nozzles, hose couplings, vacuum and insulated bottles, jugs and chests, fireplace fixtures, time locks, turnbuckles, pulleys, tackle blocks, luggage and utility racks, sleep sofa mec
      3499 Fabricated Metal Products, NEC (Safe and vault locks)
3326 Spring and Wire Product Manufacturing  
33261 Spring and Wire Product Manufacturing  
332611 Spring (Heavy Gauge) Manufacturing Comparable 3493 Steel Springs, Except Wire
332612 Spring (Light Gauge) Manufacturing Not comparable 3495 Wire Springs (Except watch and clock springs)
332618 Other Fabricated Wire Product Manufacturing Not comparable
      3315 Steel Wiredrawing and Steel Nails and Spikes (Nails, spikes, paper clips, and wire not made in wiredrawing plants)
      3399 Primary Metal Products, NEC (Nonferrous nails, brads, staples, tacks, etc. made from purchased nonferrous wire)
      3496 Miscellaneous Fabricated Wire Products (Except shopping carts and potato mashers)
3327 Machine Shops; Turned Product; and Screw, Nut, and Bolt Manufacturing  
33271 Machine Shops  
332710 Machine Shops Not comparable 3599 Industrial and Commercial Machinery and Equipment, NEC (Machine shops)
33272 Turned Product and Screw, Nut, and Bolt Manufacturing  
332721 Precision Turned Product Manufacturing Comparable 3451 Screw Machine Products
332722 Bolt, Nut, Screw, Rivet, and Washer Manufacturing Comparable
      3429 Hardware, NEC (Turnbuckles and hose clamps)
      3452 Bolts, Nuts, Screws, Rivets, and Washers
3328 Coating, Engraving, Heat Treating, and Allied Activities  
33281 Coating, Engraving, Heat Treating, and Allied Activities  
332811 Metal Heat Treating Comparable 3398 Metal Heat Treating
332812 Metal Coating, Engraving (except Jewelry and Silverware), and Allied Services to Manufacturers Almost comparable
      3479 Coating, Engraving, and Allied Services, NEC (Except jewelry, silverware, and flatware engraving and etching)
      3999 Manufacturing Industries, NEC (Flocking metal products for the trade)
332813 Electroplating, Plating, Polishing, Anodizing and Coloring Comparable
      3399 Primary Metal Products, NEC (Laminating steel for the trade)
      3471 Electroplating, Plating, Polishing, Anodizing, and Coloring
      3599 Industrial and Commercial Machinery and Equipment, NEC (Grinding castings for the trade)
3329 Other Fabricated Metal Product Manufacturing  
33291 Metal Valve Manufacturing  
332911 Industrial Valve Manufacturing Comparable 3491 Industrial Valves
332912 Fluid Power Valve and Hose Fitting Manufacturing Comparable
      3492 Fluid Power Valves and Hose Fittings
      3728 Aircraft Parts and Auxiliary Equipment, NEC (Fluid power aircraft subassemblies)
332913 Plumbing Fixture Fitting and Trim Manufacturing Not comparable 3432 Plumbing Fixture Fittings and Trim (Except shower rods, lawn hose nozzles, and lawn sprinklers)
332919 Other Metal Valve and Pipe Fitting Manufacturing Not comparable
      3429 Hardware, NEC (Fire hose nozzles and hose couplings)
      3432 Plumbing Fixture Fittings and Trim (Lawn hose nozzles and lawn sprinklers)
      3494 Valves and Pipe Fittings, NEC (Except metal pipe hangers and supports)
      3499 Fabricated Metal Products, NEC (Metal aerosol valves)
33299 All Other Fabricated Metal Product Manufacturing  
332991 Ball and Roller Bearing Manufacturing Comparable 3562 Ball and Roller Bearings
332992 Small Arms Ammunition Manufacturing Comparable 3482 Small Arms Ammunition
332993 Ammunition (except Small Arms) Manufacturing Comparable 3483 Ammunition, Except for Small Arms
332994 Small Arms Manufacturing Comparable
      3484 Small Arms
      3841 Surgical and Medical Instruments and Apparatus (Tranquilizer guns)
332995 Other Ordnance and Accessories Manufacturing Comparable 3489 Ordnance and Accessories, NEC
332996 Fabricated Pipe and Pipe Fitting Manufacturing Comparable 3498 Fabricated Pipe and Pipe Fittings
332997 Industrial Pattern Manufacturing Comparable 3543 Industrial Patterns
332998 Enameled Iron and Metal Sanitary Ware Manufacturing Comparable 3431 Enameled Iron and Metal Sanitary Ware
332999 All Other Miscellaneous Fabricated Metal Product Manufacturing Not comparable
      3291 Abrasive Products (Steel wool with or without soap)
      3429 Hardware, NEC (Fireplace fixtures, traps, handcuffs and leg irons, ladder jacks, and other like metal products)
      3432 Plumbing Fixture Fittings and Trim (Metal shower rods)
      3494 Valves and Pipe Fittings, NEC (Metal pipe hangers and supports)
      3497 Metal Foil and Leaf (Foil and foil containers)
      3499 Fabricated Metal Products, NEC (Other metal products)
      3537 Industrial Trucks, Tractors, Trailers, and Stackers (Metal pallets)
      3599 Industrial and Commercial Machinery and Equipment, NEC (Flexible metal hose)
      3914 Silverware, Plated Ware, and Stainless Steel Ware (Precious metal plated hollowware)
      3999 Manufacturing Industries, NEC (Other miscellaneous metal products, such as combs, hair curlers, etc.)
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Comparability Symbols link to the Bridge Between NAICS and SIC, 1997
(Bridge complete.) Comparable NAICS derivable from SIC data.
(Drawbridge slightly open.) Almost comparable Sales or receipts from SIC are within 3% of NAICS sales or receipts.
(Drawbridge open.) Not comparable NAICS sales or receipts cannot be estimated within 3% from SIC data.

Source: U.S. Census Bureau, NAICS Manual and 1997 Economic Census
Last revised: April 30 2003


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