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
311119 – Other Animal Food Manufacturing
444140 – Hardware Retailers
339920 – Sporting and Athletic Goods Manufacturing
335991 – Carbon and Graphite Product Manufacturing
326122 – Plastics Pipe and Pipe Fitting Manufacturing
325199 – All Other Basic Organic Chemical Manufacturing
115210 – Support Activities for Animal Production

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
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
339950 – Sign Manufacturing
332510 – Hardware Manufacturing
325991 – Custom Compounding of Purchased Resins
337214 – Office Furniture (except Wood) Manufacturing
326199 – All Other Plastics Product Manufacturing
333618 – Other Engine Equipment Manufacturing
541715 – Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing

Possible NAICS Codes
541330 – Engineering Services
541715 – Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
541310 – Architectural Services
541519 – Other Computer Related Services
325220 – Artificial and Synthetic Fibers and Filaments Manufacturing
541713 – Research and Development in Nanotechnology
541511 – Custom Computer Programming Services
485113 – Bus and Other Motor Vehicle Transit Systems
561210 – Facilities Support Services
336611 – Ship Building and Repairing

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
Laboratory Glassware; Laboratory Funnels; Laboratory Furnaces; Glass Beads; Laboratory White Sand; Litmus Paper; Paper Filters; Insect Transfixion Pins; Laboratory Glass Wool; Laboratory Furniture, except Dental Laboratory.

Excludes
Instruments covered by other classes in group 66; Dental Laboratory Equipment; Laboratory Scales and Balances; In Vitro Diagnostic Substances and Reagents.

Possible NAICS Codes
423450 – Medical, Dental, and Hospital Equipment and Supplies Merchant Wholesalers
339999 – All Other Miscellaneous Manufacturing
334516 – Analytical Laboratory Instrument 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
339113 – Surgical Appliance and Supplies Manufacturing
339999 – All Other Miscellaneous Manufacturing
315250 – Cut and Sew Apparel Manufacturing (except Contractors)
332994 – Small Arms, Ordnance, and Ordnance Accessories Manufacturing
316990 – Other Leather and Allied Product Manufacturing
315210 – Cut and Sew Apparel Contractors
314999 – All Other Miscellaneous Textile Product Mills
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
332510 – Hardware 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
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

Includes
Attachments for Tanks, Self-propelled Weapons, and High Speed Tractors; A-frames and Winches specifically designed for truck mounting; Cranes and Crane Booms for Wrecker Trucks.

Possible NAICS Codes
336992 – Military Armored Vehicle, Tank, and Tank Component Manufacturing
336390 – Other Motor Vehicle Parts Manufacturing
333310 – Commercial and Service Industry Machinery Manufacturing
332510 – Hardware Manufacturing
333618 – Other Engine Equipment Manufacturing
336320 – Motor Vehicle Electrical and Electronic Equipment Manufacturing
423860 – Transportation Equipment and Supplies (except Motor Vehicle) Merchant Wholesalers
336999 – All Other Transportation Equipment Manufacturing
336211 – Motor Vehicle Body Manufacturing
333120 – Construction Machinery Manufacturing

Includes
Clays and other Earths; Mica; Asbestos; Crude Petroleum; Graphite.

Excludes
Gravel (FSC 5610); Sand (FSC 5610); Abrasives (FSC 5350); Refractory Clays (FSC 9350).

Notes
Only bulk material will be identified in this class. Minerals are naturally occurring substances with a characteristic chemical composition that can be expressed by a formula.

Possible NAICS Codes
212390 – Other Nonmetallic Mineral Mining and Quarrying
212321 – Construction Sand and Gravel Mining
212319 – Other Crushed and Broken Stone Mining and Quarrying
325998 – All Other Miscellaneous Chemical Product and Preparation Manufacturing
212312 – Crushed and Broken Limestone Mining and Quarrying
444140 – Hardware Retailers
423990 – Other Miscellaneous Durable Goods Merchant Wholesalers
327992 – Ground or Treated Mineral and Earth Manufacturing
325180 – Other Basic Inorganic Chemical Manufacturing
212311 – Dimension Stone Mining and Quarrying

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
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
315250 – Cut and Sew Apparel Manufacturing (except Contractors)
315210 – Cut and Sew Apparel Contractors
326299 – All Other Rubber Product Manufacturing
339113 – Surgical Appliance and Supplies Manufacturing
322299 – All Other Converted Paper Product Manufacturing
458110 – Clothing and Clothing Accessories Retailers
339999 – All Other Miscellaneous Manufacturing
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
313210 – Broadwoven Fabric Mills

Description
Yard and Thread

Possible NAICS Codes
313110 – Fiber, Yarn, and Thread Mills
313310 – Textile and Fabric Finishing Mills
314994 – Rope, Cordage, Twine, Tire Cord, and Tire Fabric Mills
315250 – Cut and Sew Apparel Manufacturing (except Contractors)
339993 – Fastener, Button, Needle, and Pin Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
339950 – Sign Manufacturing
332996 – Fabricated Pipe and Pipe Fitting Manufacturing
332510 – Hardware Manufacturing
313320 – Fabric Coating Mills

Includes
Crayons; Erasers; File Holders; Writing Ink; Printing Ink; Paper Fasteners; Pencils; Penholders and Pen Points; Rulers, Office Type; Art Supplies; Tape, Pressure Sensitive Adhesive

Excludes
Office Devices; Fountain Pens; Artists' Brushes; Paper Stationery; Record Forms; Mechanical Pencils.

Possible NAICS Codes
339940 – Office Supplies (except Paper) Manufacturing
459410 – Office Supplies and Stationery Retailers
322230 – Stationery Product Manufacturing
322120 – Paper Mills
325992 – Photographic Film, Paper, Plate, Chemical, and Copy Toner Manufacturing
424130 – Industrial and Personal Service Paper Merchant Wholesalers
424120 – Stationery and Office Supplies Merchant Wholesalers
444110 – Home Centers
332510 – Hardware Manufacturing

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