Includes
Adapters; Bends; Caps; Clamps; Connectors; Couplings; Crosses; Elbows; Expansion Joints; Ferrules; Flanges; Laterals; Lubrication Fittings; Manifolds; Nipples; Nozzles; Outlets; Plugs; Reducers; Swing and Swivel Joints; Tees; Traps; Unions; Wyes.

Excludes
Air Conditioning-Heating Fittings (FSC 4520); Bituminized Fiber and Concrete Fittings (FSC 5630); Conduit Boxes and Fittings (FSC 5975); Downspout Fittings (FSC 5670); Medical and Surgical Fittings (FSC 6515); Laboratory Fittings (FSC 6640); Post Caps and Rail Ends (FSC 5660); Machine Thread Bushings and Plugs (FSC 5365).

Possible NAICS Codes
332996 – Fabricated Pipe and Pipe Fitting Manufacturing
332919 – Other Metal Valve and Pipe Fitting Manufacturing
326122 – Plastics Pipe and Pipe Fitting Manufacturing
333618 – Other Engine Equipment Manufacturing
333310 – Commercial and Service Industry Machinery Manufacturing
332722 – Bolt, Nut, Screw, Rivet, and Washer Manufacturing
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
333120 – Construction Machinery Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
332994 – Small Arms, Ordnance, and Ordnance Accessories Manufacturing

Possible NAICS Codes
331210 – Iron and Steel Pipe and Tube Manufacturing from Purchased Steel
331110 – Iron and Steel Mills and Ferroalloy Manufacturing
332111 – Iron and Steel Forging
331511 – Iron Foundries
336510 – Railroad Rolling Stock Manufacturing
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing

Description
Foundry Machinery, Related Equipment and Supplies.

Includes
Molding Machines; Tumbling Mills, Foundry Dextrine; Core Paste.

Excludes
Crucible Furnaces; Cupola Furnaces; Foundry Hand Tools.

Possible NAICS Codes
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
333994 – Industrial Process Furnace and Oven Manufacturing
327999 – All Other Miscellaneous Nonmetallic Mineral Product Manufacturing
333248 – All Other Industrial Machinery Manufacturing
332996 – Fabricated Pipe and Pipe Fitting Manufacturing
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing
333511 – Industrial Mold Manufacturing
333310 – Commercial and Service Industry Machinery Manufacturing
331511 – Iron Foundries

Includes
Anchors; Grapnels; Sea Anchors; Watertight Doors; Ship Ventilators; Hatches; Manholes; Scuttles; Air Ports; Fenders; Sea Chests; Scuppers; Rudders; Stern Tubes; Chain Pipes; Hawse Pipes; Boiler Uptakes and Stacks; Chocks; Mast and Boom Fittings; Oars; Paddles; Oarlocks.

Possible NAICS Codes
332510 – Hardware Manufacturing
336612 – Boat Building
332321 – Metal Window and Door Manufacturing
336611 – Ship Building and Repairing
114119 – Other Marine Fishing
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
332312 – Fabricated Structural Metal Manufacturing
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing
332322 – Sheet Metal Work Manufacturing
333310 – Commercial and Service Industry Machinery Manufacturing

Possible NAICS Codes
221310 – Water Supply and Irrigation Systems
237110 – Water and Sewer Line and Related Structures Construction
236220 – Commercial and Institutional Building Construction
238220 – Plumbing, Heating, and Air-Conditioning Contractors
561210 – Facilities Support Services
238990 – All Other Specialty Trade Contractors
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
237990 – Other Heavy and Civil Engineering Construction
238210 – Electrical Contractors and Other Wiring Installation Contractors
541330 – Engineering Services

Includes
Angles; Channels; Tees; Zees.

Possible NAICS Codes
332112 – Nonferrous Forging
488190 – Other Support Activities for Air Transportation
331491 – Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
331110 – Iron and Steel Mills and Ferroalloy Manufacturing
333924 – Industrial Truck, Tractor, Trailer, and Stacker Machinery Manufacturing
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
562920 – Materials Recovery Facilities
326220 – Rubber and Plastics Hoses and Belting Manufacturing

Includes
Barrels; Kegs, Shipping and Storage Pails; Collapsible Tubes; Mailing and Filing Tubes; Closures for Drums and Cans.

Possible NAICS Codes
332439 – Other Metal Container Manufacturing
321920 – Wood Container and Pallet Manufacturing
322219 – Other Paperboard Container Manufacturing
326199 – All Other Plastics Product Manufacturing
332431 – Metal Can Manufacturing
444110 – Home Centers

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
444110 – Home Centers
424130 – Industrial and Personal Service Paper Merchant Wholesalers
332510 – Hardware Manufacturing
325520 – Adhesive Manufacturing
424120 – Stationery and Office Supplies Merchant Wholesalers

Possible NAICS Codes
334290 – Other Communications Equipment Manufacturing
334220 – Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing
541519 – Other Computer Related Services
334111 – Electronic Computer Manufacturing
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
561621 – Security Systems Services (except Locksmiths)
541330 – Engineering Services
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
811210 – Electronic and Precision Equipment Repair and Maintenance
334210 – Telephone Apparatus Manufacturing

Includes
Bleachers; Grandstands.

Possible NAICS Codes
423310 – Lumber, Plywood, Millwork, and Wood Panel Merchant Wholesalers
423610 – Electrical Apparatus and Equipment, Wiring Supplies, and Related Equipment Merchant Wholesalers
331110 – Iron and Steel Mills and Ferroalloy Manufacturing
332311 – Prefabricated Metal Building and Component Manufacturing
236220 – Commercial and Institutional Building Construction
332312 – Fabricated Structural Metal Manufacturing

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
Brickmaking Machinery.

Possible NAICS Codes
327390 – Other Concrete Product Manufacturing
238110 – Poured Concrete Foundation and Structure Contractors
327331 – Concrete Block and Brick Manufacturing
327320 – Ready-Mix Concrete Manufacturing
212321 – Construction Sand and Gravel Mining
444180 – Other Building Material Dealers
423310 – Lumber, Plywood, Millwork, and Wood Panel Merchant Wholesalers
212312 – Crushed and Broken Limestone Mining and Quarrying
333120 – Construction Machinery Manufacturing
332311 – Prefabricated Metal Building and Component Manufacturing

Includes
Thermite Welding Equipment; Flux Recovery Machines; Flux Dispensers; Arc Converters; Welding Panels.

Possible NAICS Codes
333992 – Welding and Soldering Equipment Manufacturing
332510 – Hardware Manufacturing
444110 – Home Centers
333515 – Cutting Tool and Machine Tool Accessory Manufacturing
423830 – Industrial Machinery and Equipment Merchant Wholesalers
423710 – Hardware Merchant Wholesalers