Includes
Insect Screening; Industrial Metal Cloth; Industrial Metal Mesh.

Excludes
Fencing (FSC 5660).

Notes
Metal Screening is a perforated plate or cylinder or a meshed wire fabric usually mounted and used to separate coarse from finer parts.

Possible NAICS Codes
332321 – Metal Window and Door Manufacturing
332618 – Other Fabricated Wire Product Manufacturing
331318 – Other Aluminum Rolling, Drawing, and Extruding
333511 – Industrial Mold Manufacturing
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
336411 – Aircraft Manufacturing
334519 – Other Measuring and Controlling Device Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing
332311 – Prefabricated Metal Building and Component Manufacturing

Notes
This class includes jigs, fixtures, and templates used in conjunction with the metalworking machinery classified in group 34. Jigs, fixtures, and templates used in conjunction with maintenance and repair shop specialized equipment are classified in group 49.

Possible NAICS Codes
333515 – Cutting Tool and Machine Tool Accessory Manufacturing
333514 – Special Die and Tool, Die Set, Jig, and Fixture Manufacturing
334516 – Analytical Laboratory Instrument Manufacturing
333511 – Industrial Mold Manufacturing
332710 – Machine Shops
332111 – Iron and Steel Forging
335999 – All Other Miscellaneous Electrical Equipment and Component Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
332722 – Bolt, Nut, Screw, Rivet, and Washer Manufacturing

Includes
Canvas Materials; Plastic Fabrics; Felt Materials; Netting, Plastic and Textile; Oilcloth, Textile Scrap.

Excludes
Carpeting.

Notes
This class includes only textiles in bulk. Excluded from this class are items that are precut or preformed, thus limiting their usefulness to specific applications. Such items are classified in the same class as the item or items for which designed or in such other class as is appropriate.

Possible NAICS Codes
313210 – Broadwoven Fabric Mills
313310 – Textile and Fabric Finishing Mills
315210 – Cut and Sew Apparel Contractors
313240 – Knit Fabric Mills
337121 – Upholstered Household Furniture Manufacturing
314999 – All Other Miscellaneous Textile Product Mills
313220 – Narrow Fabric Mills and Schiffli Machine Embroidery
314910 – Textile Bag and Canvas Mills
339999 – All Other Miscellaneous Manufacturing
315250 – Cut and Sew Apparel Manufacturing (except Contractors)

Includes
Automotive, Marine, Railroad, and Aircraft Lights and Fixtures.

Excludes
Nonelectrical Vehicular Fixtures.

Possible NAICS Codes
336320 – Motor Vehicle Electrical and Electronic Equipment Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
333310 – Commercial and Service Industry Machinery Manufacturing
333515 – Cutting Tool and Machine Tool Accessory Manufacturing
333618 – Other Engine Equipment Manufacturing
335999 – All Other Miscellaneous Electrical Equipment and Component Manufacturing
333120 – Construction Machinery Manufacturing
332510 – Hardware Manufacturing
335139 – Electric Lamp Bulb and Other Lighting Equipment Manufacturing
336411 – Aircraft Manufacturing

Includes
Helicopter dynamic components and specially designed parts that transmit power from the aircraft power plant to the rotary wing and rotary rudder. Also included in this class are Rotors; Blades; Rotor Blade, Trim, Tabs; Blade Sets; Yokes; Clutches and Transmissions.

Excludes
Propellers (FSC 1610); Rotor Brake Systems Components (FSC 1630); Rotor Blade Hydraulic Folding System Components (FSC 1650); Hydraulic Servo System Components (FSC 1650).

Notes
This class includes miscellaneous component parts specifically designed for, and used exclusively in, helicopter drive mechanisms and rotor blades when not specifically classified elsewhere in the FSC indexes.

Possible NAICS Codes
336411 – Aircraft Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing

Includes
Cellulose Acetate and other plastics; Bars, Rods, Sheets, and Strips.

Excludes
Cable, Fiber Optic.

Possible NAICS Codes
326199 – All Other Plastics Product Manufacturing
325211 – Plastics Material and Resin Manufacturing
326113 – Unlaminated Plastics Film and Sheet (except Packaging) Manufacturing
326130 – Laminated Plastics Plate, Sheet (except Packaging), and Shape Manufacturing
336411 – Aircraft Manufacturing
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
326121 – Unlaminated Plastics Profile Shape Manufacturing
326112 – Plastics Packaging Film and Sheet (including Laminated) Manufacturing
326220 – Rubber and Plastics Hoses and Belting Manufacturing
326111 – Plastics Bag and Pouch Manufacturing

Includes
Radiac Equipment; Gas Detecting Equipment; Land Mine Detecting Equipment

Excludes
Manual Gas Alarms (FSC 6350).

Possible NAICS Codes
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
334519 – Other Measuring and Controlling Device Manufacturing
334516 – Analytical Laboratory Instrument Manufacturing
314999 – All Other Miscellaneous Textile Product Mills
334517 – Irradiation Apparatus Manufacturing
334513 – Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing
562211 – Hazardous Waste Treatment and Disposal

Includes
Anesthesia Apparatus; Blood Transfusion Apparatus; Oxygen Therapy Apparatus; Respirators; Orthopedic Supplies; Arch Supports; Clinical Thermometers; Sutures; Hearing Aids; Veterinary Equipment, Endoscopes, Fiber Optic.

Excludes
Ophthalmic Instruments, Equipment, and Supplies; Non-Medical Endoscopes.

Possible NAICS Codes
423450 – Medical, Dental, and Hospital Equipment and Supplies Merchant Wholesalers
339113 – Surgical Appliance and Supplies Manufacturing
339112 – Surgical and Medical Instrument Manufacturing
325411 – Medicinal and Botanical Manufacturing

Description
Engineering and Technical Services

Includes
Includes: System Engineering, Technical Assistance and Other Services Used to Support the Program Office During the Acquisition Cycle

Excludes
Excludes: Language Translation and Sign Language Interpretation (PSC R608)

Possible NAICS Codes
541330 – Engineering Services
541990 – All Other Professional, Scientific, and Technical Services
541512 – Computer Systems Design Services
541715 – Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
541690 – Other Scientific and Technical Consulting Services
541620 – Environmental Consulting Services
541611 – Administrative Management and General Management Consulting Services
541519 – Other Computer Related Services
336611 – Ship Building and Repairing
541511 – Custom Computer Programming Services

Includes
Drills; Riveters; Portable Electric Saws; Pneumatic Tools; Abrasive Wheels, Cones and other Abrasive Attachments for use only on Hand Held Power Tools.

Possible NAICS Codes
332216 – Saw Blade and Handtool Manufacturing
333991 – Power-Driven Handtool Manufacturing
444110 – Home Centers
444140 – Hardware Retailers
333515 – Cutting Tool and Machine Tool Accessory Manufacturing
332510 – Hardware Manufacturing

Description
Maintenance, Repair and Rebuilding of Equipment: Instruments and Laboratory Equipment

Possible NAICS Codes
811210 – Electronic and Precision Equipment Repair and Maintenance
334516 – Analytical Laboratory Instrument Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
561210 – Facilities Support Services
541380 – Testing Laboratories and Services
334519 – Other Measuring and Controlling Device Manufacturing
334515 – Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals

Includes
Mockups; Cutaway Models; Scale Models; Training Films; Training Aid Maps; Navigational Training Aids; Flight Instrument Training Aids; Aircraft Instrument Training Aids; Vehicle Training Aids; Engine Instrument Training Aids; Hydraulic System Training Aids; Cutaway, Mockup, or Sectionalized Ammunition only; Training Equipment normally used in classroom training.

Excludes
Drill, Dummy, Exercise, Practice, or Simulated Ammunition and Weapons.

Possible NAICS Codes
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
333310 – Commercial and Service Industry Machinery Manufacturing
611430 – Professional and Management Development Training
561990 – All Other Support Services
541330 – Engineering Services
339113 – Surgical Appliance and Supplies Manufacturing
332994 – Small Arms, Ordnance, and Ordnance Accessories Manufacturing
339999 – All Other Miscellaneous Manufacturing
541519 – Other Computer Related Services
493110 – General Warehousing and Storage

Description
Antennas, Waveguide, and Related Equipment

Includes
Aerials; Mast; Tower Equipment; Attenuators; Couplers; Transmission Lines.

Excludes
Tower Structures.

Possible NAICS Codes
334220 – Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing
334419 – Other Electronic Component Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
444180 – Other Building Material Dealers
334290 – Other Communications Equipment Manufacturing
332618 – Other Fabricated Wire Product Manufacturing
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
541519 – Other Computer Related Services
333310 – Commercial and Service Industry Machinery Manufacturing

Description
Foundry Machinery, Related Equipment and Supplies.

Includes
Molding Machines; Tumbling Mills, Foundry Dextrine; Core Paste.

Excludes
Crucible Furnaces; Cupola Furnaces; Foundry Hand Tools.

Possible NAICS Codes
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing
333310 – Commercial and Service Industry Machinery Manufacturing
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
332996 – Fabricated Pipe and Pipe Fitting Manufacturing
333994 – Industrial Process Furnace and Oven Manufacturing
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
333517 – Machine Tool Manufacturing
333515 – Cutting Tool and Machine Tool Accessory Manufacturing
333511 – Industrial Mold Manufacturing
332312 – Fabricated Structural Metal Manufacturing

Includes
Plasticators; Presses; Synthetic Rubber Working Machinery; Tread Extruding Machinery; Vulcanizing Machinery.

Excludes
Protective Covering Laminating Presses; Tire Maintenance and Repair Equipment.

Possible NAICS Codes
333248 – All Other Industrial Machinery Manufacturing
326291 – Rubber Product Manufacturing for Mechanical Use
326199 – All Other Plastics Product Manufacturing
326220 – Rubber and Plastics Hoses and Belting Manufacturing
513210 – Software Publishers
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
541715 – Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
339940 – Office Supplies (except Paper) Manufacturing
334513 – Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables
333515 – Cutting Tool and Machine Tool Accessory Manufacturing