Includes
Binoculars; Magnifiers; Microscopes; Periscopes; Telescopes. Optical Elements, such as Lens, Prisms, Windows; Optical Benches and associated devices; Endoscopes, Fiber Optics (non-medical).

Excludes
Fire Control Instruments, Optical; Surveying Instruments, Optical; Photogrammetric Instruments; Octants and Sextants; Optical Instruments Integrated with Fire Control Equipment; Ophthalmological Instruments; Electronic Fiber Optic Test Equipment; Medical Endoscopes.

Possible NAICS Codes
333310 – Commercial and Service Industry Machinery Manufacturing
334516 – Analytical Laboratory Instrument Manufacturing
424420 – Packaged Frozen Food Merchant Wholesalers
334519 – Other Measuring and Controlling Device Manufacturing
334515 – Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals
334513 – Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
339115 – Ophthalmic Goods Manufacturing
339112 – Surgical and Medical Instrument Manufacturing

Includes
Liquid Level Float Instruments; Revolution Counters; Speedometers; Rotation Measuring Instruments and Apparatus; Oxygen Flow Indicators; Tachometers, including Engine Tachometers.

Excludes
Combination Instruments; (FSC 6695); Meteorological Instruments (FSC 6660); and Automatic Control Valves (FSG 48).

Possible NAICS Codes
334519 – Other Measuring and Controlling Device Manufacturing
334513 – Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables
334514 – Totalizing Fluid Meter and Counting Device Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
333618 – Other Engine Equipment Manufacturing
334610 – Manufacturing and Reproducing Magnetic and Optical Media
332722 – Bolt, Nut, Screw, Rivet, and Washer Manufacturing
333120 – Construction Machinery Manufacturing
333310 – Commercial and Service Industry Machinery Manufacturing
334516 – Analytical Laboratory Instrument Manufacturing

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

Possible NAICS Codes
311999 – All Other Miscellaneous Food Manufacturing
311812 – Commercial Bakeries
311991 – Perishable Prepared Food Manufacturing
311225 – Fats and Oils Refining and Blending
722310 – Food Service Contractors
722320 – Caterers
311421 – Fruit and Vegetable Canning

Includes
Game Birds; Shellfish; Sausage Casings.

Possible NAICS Codes
311812 – Commercial Bakeries
311999 – All Other Miscellaneous Food Manufacturing
311611 – Animal (except Poultry) Slaughtering
311615 – Poultry Processing
311511 – Fluid Milk Manufacturing

Includes
Infant Foods; Potato Chips; Prepared Pie and Cake Fillings.

Possible NAICS Codes
311812 – Commercial Bakeries
311999 – All Other Miscellaneous Food Manufacturing
311991 – Perishable Prepared Food Manufacturing

Includes
Ration Packs and Emergency Rations; CARE Packages.

Possible NAICS Codes
311812 – Commercial Bakeries
311999 – All Other Miscellaneous Food Manufacturing
311991 – Perishable Prepared Food Manufacturing
311611 – Animal (except Poultry) Slaughtering
722320 – Caterers
722310 – Food Service Contractors
424410 – General Line Grocery Merchant Wholesalers

Includes
Specially designed components (not elsewhere classifiable) peculiar to special shipping and storage containers as delimited under this class.

Excludes
General purpose containers; specially designed containers for ammunition, nuclear ordnance, explosives, military chemical agents and guided missile components. Excluded from this class are items for which more specific classifications are suitable. The FSC indexes and structure will govern the classification of those items permitted classification in a single class only.

Notes
This class includes only reusable and repairable containers specially designed for shipping and storage of specialized equipment; i.e., shipping and storage containers for components of aircraft, space vehicles, automotive vehicles, ships, ground communication equipment, etc.

Possible NAICS Codes
332439 – Other Metal Container Manufacturing
332510 – Hardware Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
488190 – Other Support Activities for Air Transportation
332311 – Prefabricated Metal Building and Component Manufacturing
326111 – Plastics Bag and Pouch Manufacturing
488991 – Packing and Crating
326199 – All Other Plastics Product Manufacturing
316210 – Footwear Manufacturing
488510 – Freight Transportation Arrangement

Includes
Flour; Prepared Flour; Prepared Cereals; Macaroni.

Possible NAICS Codes
311812 – Commercial Bakeries
311999 – All Other Miscellaneous Food Manufacturing
311991 – Perishable Prepared Food Manufacturing
311813 – Frozen Cakes, Pies, and Other Pastries Manufacturing

Includes
Ice Cream; Frozen Custards; Ice Cream Mixes; Rennet; Milk Sherbets; Ices.

Possible NAICS Codes
311812 – Commercial Bakeries
311999 – All Other Miscellaneous Food Manufacturing
311511 – Fluid Milk Manufacturing
311991 – Perishable Prepared Food Manufacturing
311513 – Cheese Manufacturing