Includes
Cork Fabricated Basic Materials; Asbestos Fabricated Materials; Manufactured Mica; Minerals for scientific and technical use (cut but not mounted); Pottery Supplies; Catgut and Wormgut; Vegetable Brush Fibers; Bagasse.

Possible NAICS Codes
327999 – All Other Miscellaneous Nonmetallic Mineral Product Manufacturing
325991 – Custom Compounding of Purchased Resins
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
332510 – Hardware Manufacturing
337214 – Office Furniture (except Wood) Manufacturing
339950 – Sign Manufacturing
333618 – Other Engine Equipment Manufacturing
326199 – All Other Plastics Product Manufacturing
541715 – Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
313230 – Nonwoven Fabric Mills

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

Excludes
Cable, Fiber Optic.

Possible NAICS Codes
326112 – Plastics Packaging Film and Sheet (including Laminated) Manufacturing
325211 – Plastics Material and Resin Manufacturing
326199 – All Other Plastics Product 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
326220 – Rubber and Plastics Hoses and Belting Manufacturing
326121 – Unlaminated Plastics Profile Shape Manufacturing
326111 – Plastics Bag and Pouch Manufacturing

Possible NAICS Codes
541715 – Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
541330 – Engineering Services
541310 – Architectural Services
711219 – Other Spectator Sports
561210 – Facilities Support Services
541511 – Custom Computer Programming Services
485113 – Bus and Other Motor Vehicle Transit Systems
325220 – Artificial and Synthetic Fibers and Filaments Manufacturing
541714 – Research and Development in Biotechnology (except Nanobiotechnology)
541519 – Other Computer Related Services

Includes
Cotton, Wool, Silk, Horsehair, Rayon, and Nylon Fibers.

Possible NAICS Codes
325220 – Artificial and Synthetic Fibers and Filaments Manufacturing
111920 – Cotton Farming
332618 – Other Fabricated Wire Product Manufacturing
325199 – All Other Basic Organic Chemical Manufacturing

Includes
Clothing specially designed for use as personal armor.

Excludes
all specialized flight clothing and accessories which may contain ballistic resistant properties as a secondary function. Excludes special purpose clothing wherein the primary function is for purpose other than ballistic protection.

Possible NAICS Codes
315990 – Apparel Accessories and Other Apparel Manufacturing
315250 – Cut and Sew Apparel Manufacturing (except Contractors)
339113 – Surgical Appliance and Supplies Manufacturing
339999 – All Other Miscellaneous Manufacturing
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
332994 – Small Arms, Ordnance, and Ordnance Accessories Manufacturing
316210 – Footwear Manufacturing
332510 – Hardware Manufacturing
315210 – Cut and Sew Apparel Contractors
314999 – All Other Miscellaneous Textile Product Mills

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
337121 – Upholstered Household Furniture Manufacturing
313240 – Knit Fabric Mills
339993 – Fastener, Button, Needle, and Pin Manufacturing
313220 – Narrow Fabric Mills and Schiffli Machine Embroidery
314999 – All Other Miscellaneous Textile Product Mills
313110 – Fiber, Yarn, and Thread Mills
315990 – Apparel Accessories and Other Apparel 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
513210 – Software Publishers
326220 – Rubber and Plastics Hoses and Belting Manufacturing
326199 – All Other Plastics Product Manufacturing
326291 – Rubber Product Manufacturing for Mechanical Use
541715 – Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
334519 – Other Measuring and Controlling Device Manufacturing
334417 – Electronic Connector Manufacturing
333511 – Industrial Mold Manufacturing
333310 – Commercial and Service Industry Machinery 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
336611 – Ship Building and Repairing
541519 – Other Computer Related Services
541611 – Administrative Management and General Management Consulting Services
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing

Description
Other Quality Control, Testing and Inspection Services: Miscellaneous

Possible NAICS Codes
541380 – Testing Laboratories and Services
488390 – Other Support Activities for Water Transportation
541990 – All Other Professional, Scientific, and Technical Services
541330 – Engineering Services
237120 – Oil and Gas Pipeline and Related Structures Construction
541350 – Building Inspection Services
561210 – Facilities Support Services
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
541620 – Environmental Consulting Services
541690 – Other Scientific and Technical Consulting Services

Description
Technology Studies

Possible NAICS Codes
541519 – Other Computer Related Services
541330 – Engineering Services
541690 – Other Scientific and Technical Consulting Services
541512 – Computer Systems Design Services
541511 – Custom Computer Programming Services
541380 – Testing Laboratories and Services
541715 – Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
541618 – Other Management Consulting Services
513210 – Software Publishers
541990 – All Other Professional, Scientific, and Technical Services

Possible NAICS Codes
541715 – Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
621498 – All Other Outpatient Care Centers
339112 – Surgical and Medical Instrument Manufacturing
325220 – Artificial and Synthetic Fibers and Filaments Manufacturing

Possible NAICS Codes
541715 – Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
541330 – Engineering Services
541714 – Research and Development in Biotechnology (except Nanobiotechnology)
541713 – Research and Development in Nanotechnology

Includes
Natural and Synthetic Rubber Fabricated Materials, such as Rubber Sheets, Structural Rubber Shapes, Strips.

Possible NAICS Codes
326299 – All Other Rubber Product Manufacturing
339991 – Gasket, Packing, and Sealing Device Manufacturing
325212 – Synthetic Rubber Manufacturing
326291 – Rubber Product Manufacturing for Mechanical Use
333120 – Construction Machinery Manufacturing
326220 – Rubber and Plastics Hoses and Belting Manufacturing
488190 – Other Support Activities for Air Transportation

Includes
Book Paper Stock; Newsprint; Paperboard; Bulk Paper Materials.

Excludes
Corrugated Paper; Wrapping Paper; Building Board; Insulating Board; Stationery; Construction Paper; Paper Towels; Facial Tissues; Blank Books; Containers; Shipping and Identification Tags.

Possible NAICS Codes
322120 – Paper Mills
322230 – Stationery Product Manufacturing
339940 – Office Supplies (except Paper) Manufacturing
323111 – Commercial Printing (except Screen and Books)
322299 – All Other Converted Paper Product Manufacturing
424110 – Printing and Writing Paper Merchant Wholesalers
339920 – Sporting and Athletic Goods Manufacturing
334112 – Computer Storage Device Manufacturing
424130 – Industrial and Personal Service Paper Merchant Wholesalers
322219 – Other Paperboard Container Manufacturing

Includes
Special Purpose Headwear, including Helmets, except Ballistic Protective; Safety and Protective Clothing; Athletic Clothing; Safety, Combat, Protective, and Work Gloves; Submarine Deck Exposure Clothing; Flight Clothing Components designed for use with both Specialized and Conventional Ensembles.

Excludes
special purpose clothing wherein the primary purpose is ballistic resistant protection; Sporting and Athletic Gloves; Athletic Footwear; Safety Footwear; Personal Armor; Special Hospital and Surgical Clothing.

Notes
This class includes conventional winter, summer, and intermediate flight clothing ensembles and their components. Excluded from this class are specialized antiexposure, antigravity, partial pressure, and full pressure, flight ensembles and their specialized components.

Possible NAICS Codes
315990 – Apparel Accessories and Other Apparel Manufacturing
315210 – Cut and Sew Apparel Contractors
315250 – Cut and Sew Apparel Manufacturing (except Contractors)
326299 – All Other Rubber Product Manufacturing
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
322299 – All Other Converted Paper Product Manufacturing
339113 – Surgical Appliance and Supplies Manufacturing
424350 – Clothing and Clothing Accessories Merchant Wholesalers
326199 – All Other Plastics Product Manufacturing
313210 – Broadwoven Fabric Mills