Includes
Glass Rods, Bars, and Tubing; Optical Glass Blanks; Structural and Building Glass; Glass Blocks.

Excludes
Insulators (FSC 5970); Ophthalmic Glass Blanks (FSC 6540); and Cable, Fiber Optics (FSCs 6015 and 6615).

Possible NAICS Codes
327215 – Glass Product Manufacturing Made of Purchased Glass
333618 – Other Engine Equipment Manufacturing
238150 – Glass and Glazing Contractors
333924 – Industrial Truck, Tractor, Trailer, and Stacker Machinery Manufacturing
332510 – Hardware Manufacturing
327212 – Other Pressed and Blown Glass and Glassware Manufacturing
326199 – All Other Plastics Product Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
488190 – Other Support Activities for Air Transportation

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
325991 – Custom Compounding of Purchased Resins
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)
322220 – Paper Bag and Coated and Treated Paper Manufacturing

Includes
Hair Brushes; Nail Brushes; Nail Files; Toothbrushes; Manicure and Pedicure Implements; Razors and Blades.

Excludes
Dental Floss.

Possible NAICS Codes
424210 – Drugs and Druggists' Sundries Merchant Wholesalers
325620 – Toilet Preparation Manufacturing
311999 – All Other Miscellaneous Food Manufacturing
339994 – Broom, Brush, and Mop Manufacturing
322291 – Sanitary Paper Product Manufacturing
311812 – Commercial Bakeries
339999 – All Other Miscellaneous Manufacturing
325611 – Soap and Other Detergent Manufacturing
332215 – Metal Kitchen Cookware, Utensil, Cutlery, and Flatware (except Precious) Manufacturing
327215 – Glass Product Manufacturing Made of Purchased Glass

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
Accessory Kits and Boxes, Parts Kits, and individual components used in the repair and/or modification of Weapons System type Vehicles such as Tanks, Personnel Carriers, Mobile Howitzers, and the like.

Excludes
Items used in the repair and/or modifications of Commercial Type Vehicles (FSC 2540), vehicular type light fixtures (FSC 6220), and electronic switches, parts kits, and modification kits (FSG 59).

Possible NAICS Codes
336390 – Other Motor Vehicle Parts Manufacturing
336992 – Military Armored Vehicle, Tank, and Tank Component Manufacturing
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
332510 – Hardware Manufacturing
333618 – Other Engine Equipment Manufacturing
336211 – Motor Vehicle Body Manufacturing
336110 – Automobile and Light Duty Motor Vehicle Manufacturing
327211 – Flat Glass Manufacturing
332117 – Powder Metallurgy Part Manufacturing
336360 – Motor Vehicle Seating and Interior Trim Manufacturing

Includes
Shipping Jugs and Carboys; Ampoules.

Possible NAICS Codes
327213 – Glass Container Manufacturing
326160 – Plastics Bottle Manufacturing
332439 – Other Metal Container Manufacturing
423840 – Industrial Supplies Merchant Wholesalers
311999 – All Other Miscellaneous Food Manufacturing
327215 – Glass Product Manufacturing Made of Purchased Glass
312112 – Bottled Water Manufacturing

Includes
Anti-intrusion Alarm Systems; Foghorns; Gongs; Chimes; Bells; Burglar Alarm Systems; Fire Alarms; Police Alarm Systems; Sounding Devices; Manual Gas Alarms; Landing Wands.

Excludes
Loran; Radar; Sonar; Engine Oil and Fuel Warning Devices; Aircraft Oxygen Warning Devices.

Possible NAICS Codes
561621 – Security Systems Services (except Locksmiths)
334290 – Other Communications Equipment Manufacturing
335311 – Power, Distribution, and Specialty Transformer Manufacturing
334519 – Other Measuring and Controlling Device Manufacturing
334512 – Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use
333120 – Construction Machinery Manufacturing
334220 – Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing
333618 – Other Engine Equipment Manufacturing
335999 – All Other Miscellaneous Electrical Equipment and Component Manufacturing
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing

Description
Tile, Brick, and Block

Includes
Concrete Building Block; Cinder Block; Slag Brick; Cut Stone; Cut and Polished Stone; Ceramic Floor and Wall Tile; Architectural Terra Cotta; Concrete Slabs and Grilles.

Excludes
Glass Building Block (FSC 9340)

Possible NAICS Codes
327331 – Concrete Block and Brick Manufacturing
238340 – Tile and Terrazzo Contractors
238990 – All Other Specialty Trade Contractors
327390 – Other Concrete Product Manufacturing
314110 – Carpet and Rug Mills
423320 – Brick, Stone, and Related Construction Material Merchant Wholesalers
236220 – Commercial and Institutional Building Construction
327991 – Cut Stone and Stone Product Manufacturing
327215 – Glass Product Manufacturing Made of Purchased Glass
238330 – Flooring Contractors

Includes
Sails; Chain Ladders; Rope Ladders; Marine Furniture.

Possible NAICS Codes
336611 – Ship Building and Repairing
441222 – Boat Dealers
332322 – Sheet Metal Work Manufacturing
333618 – Other Engine Equipment Manufacturing
114119 – Other Marine Fishing
332321 – Metal Window and Door Manufacturing
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
332510 – Hardware Manufacturing
336612 – Boat Building

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
334419 – Other Electronic Component Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
339115 – Ophthalmic Goods Manufacturing

Includes
Portable Fire Escapes; Safety Nets, Nonbuoyant.

Excludes
Divers' Suits; Fixed Fire Escapes

Possible NAICS Codes
333310 – Commercial and Service Industry Machinery Manufacturing
339115 – Ophthalmic Goods Manufacturing
423830 – Industrial Machinery and Equipment Merchant Wholesalers
339113 – Surgical Appliance and Supplies Manufacturing
315990 – Apparel Accessories and Other Apparel Manufacturing
313230 – Nonwoven Fabric Mills
444140 – Hardware Retailers

Description
Hardware

Includes
Access Covers; Bumpers; Casters; Cabinet and Door Hardware; Clevises; Hinges; Latches; Straps and Strapping; Turnbuckles; Webbed Straps.

Excludes
Weapons System Hardware (5342).

Notes
Common hardware designed primarily for commercial use will be classified in this FSC. Hardware is the physical, tangible, and permanent components of end items that may not be classified elsewhere. It consists also of common items that are commonly used in construction and/or manufacturing (e.g., hinges, door locks).

Possible NAICS Codes
332510 – Hardware Manufacturing
332722 – Bolt, Nut, Screw, Rivet, and Washer Manufacturing
423710 – Hardware Merchant Wholesalers
444110 – Home Centers
339999 – All Other Miscellaneous Manufacturing
333618 – Other Engine Equipment Manufacturing
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
336411 – Aircraft Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
333120 – Construction Machinery Manufacturing

Includes
Optical Goods Manufacturing Machinery.

Excludes
Ophthalmic Lens Cutting, Drilling, Edging, and Grinding Machines; Specialized Semiconductor, Microcircuit, and Printed Circuit Board Manufacturing Machinery.

Possible NAICS Codes
327215 – Glass Product Manufacturing Made of Purchased Glass
337215 – Showcase, Partition, Shelving, and Locker Manufacturing
334519 – Other Measuring and Controlling Device Manufacturing
333310 – Commercial and Service Industry Machinery Manufacturing
332994 – Small Arms, Ordnance, and Ordnance Accessories Manufacturing
327212 – Other Pressed and Blown Glass and Glassware Manufacturing

Includes
Fuze Setters; Ordnance Cable Systems; Aiming Circles; Flash and Sound Ranging Sets; Fire Control Components and Subassemblies Not Classifiable in other classes of group 12.

Possible NAICS Codes
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing
334519 – Other Measuring and Controlling Device Manufacturing
115310 – Support Activities for Forestry
333310 – Commercial and Service Industry Machinery Manufacturing
332994 – Small Arms, Ordnance, and Ordnance Accessories Manufacturing
336390 – Other Motor Vehicle Parts Manufacturing
339999 – All Other Miscellaneous Manufacturing
922160 – Fire Protection
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument 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