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
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
332313 – Plate Work Manufacturing
325991 – Custom Compounding of Purchased Resins
326199 – All Other Plastics Product Manufacturing
334513 – Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables
334519 – Other Measuring and Controlling Device Manufacturing
332111 – Iron and Steel Forging
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
336612 – Boat Building
332312 – Fabricated Structural Metal Manufacturing

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

Description
Guns, 75 mm through 125 mm

Includes
Breech Mechanisms; Mounts; Rammers.

Possible NAICS Codes
332994 – Small Arms, Ordnance, and Ordnance Accessories Manufacturing
332710 – Machine Shops
336992 – Military Armored Vehicle, Tank, and Tank Component Manufacturing
332111 – Iron and Steel Forging
339993 – Fastener, Button, Needle, and Pin Manufacturing
333515 – Cutting Tool and Machine Tool Accessory Manufacturing
339991 – Gasket, Packing, and Sealing Device Manufacturing

Description
Guns, over 150 mm through 200 mm Includes Firing Platforms; Mounts; Gun Shields.

Includes
[Firing Platforms; Mounts; Gun Shields.]

Possible NAICS Codes
332994 – Small Arms, Ordnance, and Ordnance Accessories Manufacturing
332710 – Machine Shops
332111 – Iron and Steel Forging
339993 – Fastener, Button, Needle, and Pin Manufacturing
333515 – Cutting Tool and Machine Tool Accessory Manufacturing
332312 – Fabricated Structural Metal Manufacturing
321920 – Wood Container and Pallet Manufacturing
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
423510 – Metal Service Centers and Other Metal Merchant Wholesalers
339994 – Broom, Brush, and Mop 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
Household Tints

Possible NAICS Codes
325130 – Synthetic Dye and Pigment Manufacturing
324191 – Petroleum Lubricating Oil and Grease Manufacturing
325992 – Photographic Film, Paper, Plate, Chemical, and Copy Toner Manufacturing
339940 – Office Supplies (except Paper) Manufacturing
326199 – All Other Plastics Product Manufacturing
325998 – All Other Miscellaneous Chemical Product and Preparation Manufacturing
325991 – Custom Compounding of Purchased Resins
325910 – Printing Ink Manufacturing
325199 – All Other Basic Organic Chemical Manufacturing
325180 – Other Basic Inorganic Chemical Manufacturing

Description
Logistics Support Services

Possible NAICS Codes
541614 – Process, Physical Distribution, and Logistics Consulting Services
493190 – Other Warehousing and Storage
488310 – Port and Harbor Operations
561990 – All Other Support Services

Includes
Fire Resistant Compounds; Water Resistant Compounds; Weather Resistant Compounds; Belt Dressing; Antiseize Compounds; Caulking and Glazing Compounds; Putties.

Excludes
Food Preservative Compounds.

Possible NAICS Codes
332312 – Fabricated Structural Metal Manufacturing
325520 – Adhesive Manufacturing
321114 – Wood Preservation
325510 – Paint and Coating Manufacturing
339113 – Surgical Appliance and Supplies Manufacturing

Possible NAICS Codes
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
237130 – Power and Communication Line and Related Structures Construction
236220 – Commercial and Institutional Building Construction
238220 – Plumbing, Heating, and Air-Conditioning Contractors
238160 – Roofing Contractors
238210 – Electrical Contractors and Other Wiring Installation Contractors
238990 – All Other Specialty Trade Contractors
237990 – Other Heavy and Civil Engineering Construction
562910 – Remediation Services
237310 – Highway, Street, and Bridge Construction

Possible NAICS Codes
561210 – Facilities Support Services
236220 – Commercial and Institutional Building Construction
238320 – Painting and Wall Covering Contractors
238160 – Roofing Contractors
238220 – Plumbing, Heating, and Air-Conditioning Contractors
238990 – All Other Specialty Trade Contractors
238290 – Other Building Equipment Contractors
236210 – Industrial Building Construction
238210 – Electrical Contractors and Other Wiring Installation Contractors
238330 – Flooring Contractors

Description
Packing/Crating Services

Possible NAICS Codes
488991 – Packing and Crating
484210 – Used Household and Office Goods Moving
488510 – Freight Transportation Arrangement
423860 – Transportation Equipment and Supplies (except Motor Vehicle) Merchant Wholesalers
488999 – All Other Support Activities for Transportation
484110 – General Freight Trucking, Local
492110 – Couriers and Express Delivery Services

Description
Mailing and Distribution Services

Excludes
Excludes: Courier/Messenger (PSC R602)

Possible NAICS Codes
492110 – Couriers and Express Delivery Services
491110 – Postal Service
561499 – All Other Business Support Services
561431 – Private Mail Centers
532420 – Office Machinery and Equipment Rental and Leasing
561110 – Office Administrative Services
561210 – Facilities Support Services
541611 – Administrative Management and General Management Consulting Services
481112 – Scheduled Freight Air Transportation
541614 – Process, Physical Distribution, and Logistics Consulting Services

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
488190 – Other Support Activities for Air Transportation
326220 – Rubber and Plastics Hoses and Belting Manufacturing
333120 – Construction Machinery Manufacturing
325211 – Plastics Material and Resin Manufacturing

Excludes
Training Aid Maps.

Possible NAICS Codes
323111 – Commercial Printing (except Screen and Books)
339999 – All Other Miscellaneous Manufacturing
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing
813920 – Professional Organizations
513130 – Book Publishers
513120 – Periodical Publishers
541370 – Surveying and Mapping (except Geophysical) Services
541360 – Geophysical Surveying and Mapping Services
519210 – Libraries and Archives
513210 – Software Publishers