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
332722 – Bolt, Nut, Screw, Rivet, and Washer Manufacturing
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

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
Abrasive Belts and Belting; Hones; Abrasive Wheels, Multiapplication.

Excludes
Dental Abrasives; Abrasive Cones, and other Abrasive Attachments for equipment.

Possible NAICS Codes
423840 – Industrial Supplies Merchant Wholesalers
327910 – Abrasive Product Manufacturing
335210 – Small Electrical Appliance Manufacturing
333991 – Power-Driven Handtool Manufacturing
333515 – Cutting Tool and Machine Tool Accessory Manufacturing
326220 – Rubber and Plastics Hoses and Belting Manufacturing
423330 – Roofing, Siding, and Insulation Material Merchant Wholesalers
332510 – Hardware 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
327120 – Clay Building Material and Refractories Manufacturing
327991 – Cut Stone and Stone Product Manufacturing
238110 – Poured Concrete Foundation and Structure Contractors
236220 – Commercial and Institutional Building Construction

Includes
Asphalt Elevators; Asphalt Heaters; Asphalt Kettles; Asphalt Transfer Equipment; Batching Plants; Stabilizing and Compacting Equipment; Concrete Mixers (All Types); Concrete Vibrators; Bituminous and Concrete Pavers; Asphalt Distributors; Sheepsfoot Rollers; Rooters; Rippers; Pile Drivers; Bitumen Heaters; Cable Laying, Lashing, Spinning, and Reeling Equipment.

Excludes
Earth Moving and Excavating Equipment (FSC 3805 & 3810); Pile Driving Attachments for Cranes and Crane-Shovels (FSC 3815); Special Individual Work and Power Sections of Construction Equipment with a quick connect/disconnect capability (FSC 3805)

Possible NAICS Codes
333120 – Construction Machinery Manufacturing
423830 – Industrial Machinery and Equipment Merchant Wholesalers
333924 – Industrial Truck, Tractor, Trailer, and Stacker Machinery Manufacturing
336110 – Automobile and Light Duty Motor Vehicle Manufacturing
532412 – Construction, Mining, and Forestry Machinery and Equipment Rental and Leasing
332510 – Hardware Manufacturing
333618 – Other Engine Equipment Manufacturing
212321 – Construction Sand and Gravel Mining
541614 – Process, Physical Distribution, and Logistics Consulting Services
324121 – Asphalt Paving Mixture and Block Manufacturing

Possible NAICS Codes
541310 – Architectural Services
541330 – Engineering Services
236220 – Commercial and Institutional Building Construction
236118 – Residential Remodelers
236115 – New Single-Family Housing Construction (except For-Sale Builders)
238330 – Flooring Contractors
238320 – Painting and Wall Covering Contractors
212321 – Construction Sand and Gravel Mining
238390 – Other Building Finishing Contractors
238990 – All Other Specialty Trade Contractors

Possible NAICS Codes
236220 – Commercial and Institutional Building Construction
238160 – Roofing Contractors
236210 – Industrial Building Construction
238990 – All Other Specialty Trade Contractors
238210 – Electrical Contractors and Other Wiring Installation Contractors
237990 – Other Heavy and Civil Engineering Construction
238220 – Plumbing, Heating, and Air-Conditioning Contractors

Possible NAICS Codes
333921 – Elevator and Moving Stairway Manufacturing
238290 – Other Building Equipment Contractors
561210 – Facilities Support Services
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
561730 – Landscaping Services
238990 – All Other Specialty Trade Contractors

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
444110 – Home Centers
423710 – Hardware Merchant Wholesalers
333618 – Other Engine Equipment Manufacturing
339999 – All Other Miscellaneous Manufacturing
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
336411 – Aircraft Manufacturing
333120 – Construction Machinery Manufacturing

Includes
Paper Building Board; Ceiling Board; Gypsum Board; Insulating Board; Plasterboard; Soundproofing Board; Tar Paper; Wallpaper; Mineral Wool; Glass Wool Batts; Pipe Covering.

Excludes
Electrical Insulation Materials.

Possible NAICS Codes
423710 – Hardware Merchant Wholesalers
314999 – All Other Miscellaneous Textile Product Mills
238290 – Other Building Equipment Contractors
423330 – Roofing, Siding, and Insulation Material Merchant Wholesalers
332510 – Hardware Manufacturing
238310 – Drywall and Insulation Contractors
326150 – Urethane and Other Foam Product (except Polystyrene) Manufacturing
336411 – Aircraft Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing

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

Includes
Contactors: Motor Controllers; Power Servomechanisms; Switchgear; Voltage Regulators.

Excludes
Automatic Pilot Mechanisms; Relays; Resistors.

Possible NAICS Codes
334519 – Other Measuring and Controlling Device Manufacturing
335312 – Motor and Generator Manufacturing
335314 – Relay and Industrial Control Manufacturing
332722 – Bolt, Nut, Screw, Rivet, and Washer Manufacturing
335999 – All Other Miscellaneous Electrical Equipment and Component Manufacturing
332510 – Hardware Manufacturing
333618 – Other Engine Equipment Manufacturing
335313 – Switchgear and Switchboard Apparatus Manufacturing
335311 – Power, Distribution, and Specialty Transformer Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing

Includes
Filing Cabinets; Safes; Post Office Furniture; School Furniture; Blackboards.

Excludes
Dental X-Ray Film Protective Safes; Visible Record Equipment.

Possible NAICS Codes
337214 – Office Furniture (except Wood) Manufacturing
337211 – Wood Office Furniture Manufacturing
334111 – Electronic Computer Manufacturing
337215 – Showcase, Partition, Shelving, and Locker Manufacturing
337122 – Nonupholstered Wood Household Furniture Manufacturing
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
337127 – Institutional Furniture Manufacturing

Includes
Clays and other Earths; Mica; Asbestos; Crude Petroleum; Graphite.

Excludes
Gravel (FSC 5610); Sand (FSC 5610); Abrasives (FSC 5350); Refractory Clays (FSC 9350).

Notes
Only bulk material will be identified in this class. Minerals are naturally occurring substances with a characteristic chemical composition that can be expressed by a formula.

Possible NAICS Codes
212390 – Other Nonmetallic Mineral Mining and Quarrying
325998 – All Other Miscellaneous Chemical Product and Preparation Manufacturing
212321 – Construction Sand and Gravel Mining
212319 – Other Crushed and Broken Stone Mining and Quarrying
325180 – Other Basic Inorganic Chemical Manufacturing
327992 – Ground or Treated Mineral and Earth Manufacturing
212312 – Crushed and Broken Limestone Mining and Quarrying
335991 – Carbon and Graphite Product Manufacturing
212311 – Dimension Stone Mining and Quarrying
444140 – Hardware Retailers

Possible NAICS Codes
541330 – Engineering Services
333515 – Cutting Tool and Machine Tool Accessory Manufacturing
541310 – Architectural Services
237990 – Other Heavy and Civil Engineering Construction
423320 – Brick, Stone, and Related Construction Material Merchant Wholesalers
561790 – Other Services to Buildings and Dwellings
811490 – Other Personal and Household Goods Repair and Maintenance