Includes
Dimensional Lumber; Wood Flooring; Mine Timbers; Poles; Railroad Ties; Wood Siding; Molding; Stakes.

Excludes
Millwork (FSC 5520); Plywood and Veneer (FSC 5530); Prefabricated Non-Wood Items (FSC 5670).

Possible NAICS Codes
321212 – Softwood Veneer and Plywood Manufacturing
321211 – Hardwood Veneer and Plywood Manufacturing
321113 – Sawmills
321215 – Engineered Wood Member Manufacturing
321912 – Cut Stock, Resawing Lumber, and Planing
321999 – All Other Miscellaneous Wood Product Manufacturing
561720 – Janitorial Services
321920 – Wood Container and Pallet Manufacturing
423310 – Lumber, Plywood, Millwork, and Wood Panel Merchant Wholesalers
321114 – Wood Preservation

Includes
Roofing (all materials), including Sheet Metal; Roofing Felt; Roll Roofing; Roofing Tile; Shingles.

Excludes
Tar Paper; Bulk Sheet Metal Roofing and Siding; Wood Siding.

Possible NAICS Codes
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
238160 – Roofing Contractors
321113 – Sawmills
236220 – Commercial and Institutional Building Construction

Includes
Expanded Metal Lath; Airplane Landing Mats; Traction Mats.

Possible NAICS Codes
423610 – Electrical Apparatus and Equipment, Wiring Supplies, and Related Equipment Merchant Wholesalers
339999 – All Other Miscellaneous Manufacturing
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing

Includes
Plywood and Veneered Panels.

Possible NAICS Codes
321212 – Softwood Veneer and Plywood Manufacturing
321211 – Hardwood Veneer and Plywood Manufacturing
561720 – Janitorial Services
423310 – Lumber, Plywood, Millwork, and Wood Panel Merchant Wholesalers
321999 – All Other Miscellaneous Wood Product Manufacturing
444110 – Home Centers
321920 – Wood Container and Pallet Manufacturing
321113 – Sawmills

Possible NAICS Codes
238990 – All Other Specialty Trade Contractors
332618 – Other Fabricated Wire Product Manufacturing
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
332323 – Ornamental and Architectural Metal Work Manufacturing
331222 – Steel Wire Drawing
236220 – Commercial and Institutional Building Construction
561621 – Security Systems Services (except Locksmiths)
326199 – All Other Plastics Product Manufacturing
332510 – Hardware Manufacturing
423390 – Other Construction Material Merchant Wholesalers

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
Cereal Grains; Sugar Crops; Crude Rubber.

Possible NAICS Codes
311119 – Other Animal Food Manufacturing
115310 – Support Activities for Forestry
339999 – All Other Miscellaneous Manufacturing
326199 – All Other Plastics Product Manufacturing
321113 – Sawmills
111998 – All Other Miscellaneous Crop Farming
611710 – Educational Support Services
541410 – Interior Design Services
492110 – Couriers and Express Delivery Services
424990 – Other Miscellaneous Nondurable Goods Merchant Wholesalers

Includes
Nonwood Dimensional Lumber; Flooring; Special Turning and Carvings; Nonwood Veneer.

Excludes
Millwork and Wood Veneer (FSC's 5520 and 5530); Items specified as Wooden (FSC 5510).

Possible NAICS Codes
336611 – Ship Building and Repairing
326199 – All Other Plastics Product Manufacturing
326299 – All Other Rubber Product Manufacturing
321212 – Softwood Veneer and Plywood Manufacturing
332312 – Fabricated Structural Metal Manufacturing
238330 – Flooring Contractors
423310 – Lumber, Plywood, Millwork, and Wood Panel Merchant Wholesalers
321999 – All Other Miscellaneous Wood Product Manufacturing
314110 – Carpet and Rug Mills
321215 – Engineered Wood Member Manufacturing

Includes
Door Frames; Doors; Window Frames; Window Sashes.

Excludes
Molding (FSC 5510); Prefabricated Non-Wood Items (FSC 5670).

Possible NAICS Codes
332321 – Metal Window and Door Manufacturing
321212 – Softwood Veneer and Plywood Manufacturing
321911 – Wood Window and Door Manufacturing
321999 – All Other Miscellaneous Wood Product Manufacturing
238290 – Other Building Equipment Contractors
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
337212 – Custom Architectural Woodwork and Millwork Manufacturing
332710 – Machine Shops
238350 – Finish Carpentry Contractors
561210 – Facilities Support Services

Description
Forest/Range Fire Rehabilitation Services (non-construction)

Possible NAICS Codes
115310 – Support Activities for Forestry
541620 – Environmental Consulting Services
113310 – Logging
561730 – Landscaping Services
541511 – Custom Computer Programming Services
238990 – All Other Specialty Trade Contractors

Includes
Metal Bars and Rods

Excludes
Muck Bar (FSC 9640); Rods for Wire (FSC 9640); Sheet Bar (FSC 9640); Threaded Rods (FSC 5306); Grooved Rod (FSC 5340).

Notes
This class contains bulk material only. Specially designed items should be placed in a more appropriate class. a. Bars are elongated pieces of metal of simple uniform cross-sections usually rectangular, circular, or hexagonal produced by forging or hotrolling, also known as barstock. b. Rods are thin round metal bar, differentiated by dimensional parameters, listed in the item name definition.

Possible NAICS Codes
332111 – Iron and Steel Forging
331110 – Iron and Steel Mills and Ferroalloy Manufacturing
488190 – Other Support Activities for Air Transportation
331315 – Aluminum Sheet, Plate, and Foil Manufacturing
331221 – Rolled Steel Shape Manufacturing
331491 – Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding
333310 – Commercial and Service Industry Machinery Manufacturing
331210 – Iron and Steel Pipe and Tube Manufacturing from Purchased Steel
332312 – Fabricated Structural Metal Manufacturing

Includes
Plugs; Jacks; Receptacles; Electronic Component Sockets and Associated Accessories.

Excludes
Interconnectors, Fiber Optic.

Possible NAICS Codes
334417 – Electronic Connector Manufacturing
335931 – Current-Carrying Wiring Device Manufacturing
332112 – Nonferrous Forging
444180 – Other Building Material Dealers
333310 – Commercial and Service Industry Machinery Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
334419 – Other Electronic Component Manufacturing
336411 – Aircraft Manufacturing
333618 – Other Engine Equipment Manufacturing
334413 – Semiconductor and Related Device Manufacturing

Includes
Asphalt; Cinders; Gravel; Lime; Sand; Rough Dimension Stone, including Rubble; Cement; Ballast.

Excludes
Block, Shaped; Brick.

Possible NAICS Codes
212321 – Construction Sand and Gravel Mining
423710 – Hardware Merchant Wholesalers
327320 – Ready-Mix Concrete Manufacturing
212312 – Crushed and Broken Limestone Mining and Quarrying
212319 – Other Crushed and Broken Stone Mining and Quarrying
324121 – Asphalt Paving Mixture and Block Manufacturing
327992 – Ground or Treated Mineral and Earth Manufacturing
327999 – All Other Miscellaneous Nonmetallic Mineral Product Manufacturing
423320 – Brick, Stone, and Related Construction Material Merchant Wholesalers
327991 – Cut Stone and Stone Product Manufacturing

Includes
Locknuts; Eye Nuts; Plain Nuts; Castellated Nuts; Wing Nuts; Plate Nuts; Push on Nuts; Concave and Convex Washers; Flat Washers; Keyed Washers; Lock Washers; Shouldered Washers; Split Washers.

Excludes
Bearing Thrust Washers (FSC 3120); Shims (FSC 5365); Ring Spacers (FSC 5365); Plate Spacers (FSC 5365); Lock Rings (FSC 5365).

Notes
Nuts and washers, including specially designed, are to be classified in this FSC. a. Nuts are a small metal block made in a variety of shapes such as square and hexagonal which is drilled and internally threaded. b. Washers are a perforated piece of metal, leather, or other materials of various shapes or forms. They are used primarily as a seat for a bolt, nut, screw, rivet or nail to distribute pressure and prevent endwise motion over an area and/or to prevent movement between two parts by means of restraining features created by the shape of its edges.

Possible NAICS Codes
332722 – Bolt, Nut, Screw, Rivet, and Washer Manufacturing
333618 – Other Engine Equipment Manufacturing
336411 – Aircraft Manufacturing
332510 – Hardware Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
325611 – Soap and Other Detergent Manufacturing
332994 – Small Arms, Ordnance, and Ordnance Accessories Manufacturing
322299 – All Other Converted Paper Product Manufacturing
332721 – Precision Turned Product Manufacturing
331529 – Other Nonferrous Metal Foundries (except Die-Casting)

Includes
Drills; Riveters; Portable Electric Saws; Pneumatic Tools; Abrasive Wheels, Cones and other Abrasive Attachments for use only on Hand Held Power Tools.

Possible NAICS Codes
332216 – Saw Blade and Handtool Manufacturing
333991 – Power-Driven Handtool Manufacturing
444110 – Home Centers
332510 – Hardware Manufacturing
333515 – Cutting Tool and Machine Tool Accessory Manufacturing