Includes
Prefabricated Concrete Placing Forms; Builders' Ladders and Stepladders; Suspension stages.

Excludes
Aircraft Ladders (FSC 1730); Fire Fighting Ladders (FSC 4210); Maintenance Ladders (FSC 4940); Marine Vessel Ladders (FSC 2090); Vehicle Ladders (FSC 2540).

Possible NAICS Codes
532490 – Other Commercial and Industrial Machinery and Equipment Rental and Leasing
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
333310 – Commercial and Service Industry Machinery Manufacturing
332311 – Prefabricated Metal Building and Component Manufacturing
327331 – Concrete Block and Brick Manufacturing
336611 – Ship Building and Repairing
327390 – Other Concrete Product Manufacturing
322211 – Corrugated and Solid Fiber Box Manufacturing
332510 – Hardware Manufacturing
332323 – Ornamental and Architectural Metal Work 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
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
Brickmaking Machinery.

Possible NAICS Codes
327390 – Other Concrete Product Manufacturing
238110 – Poured Concrete Foundation and Structure Contractors
327320 – Ready-Mix Concrete Manufacturing
327331 – Concrete Block and Brick Manufacturing
212321 – Construction Sand and Gravel Mining
212312 – Crushed and Broken Limestone Mining and Quarrying
332311 – Prefabricated Metal Building and Component Manufacturing
423310 – Lumber, Plywood, Millwork, and Wood Panel Merchant Wholesalers
444180 – Other Building Material Dealers
212319 – Other Crushed and Broken Stone Mining and Quarrying

Excludes
Load Chain; Chain and Metal Rope Fittings; Wire Rope; Hoists; Ship Rigging.

Possible NAICS Codes
333923 – Overhead Traveling Crane, Hoist, and Monorail System Manufacturing
339999 – All Other Miscellaneous Manufacturing
332618 – Other Fabricated Wire Product Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
488190 – Other Support Activities for Air Transportation
314994 – Rope, Cordage, Twine, Tire Cord, and Tire Fabric Mills
336211 – Motor Vehicle Body Manufacturing
332994 – Small Arms, Ordnance, and Ordnance Accessories Manufacturing
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
333310 – Commercial and Service Industry Machinery 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
332312 – Fabricated Structural Metal Manufacturing

Includes
ALL ACTIONS NECESSARY TO RESTORE, REHABILITATE, OR RECLAIM PROPERTY

Possible NAICS Codes
236220 – Commercial and Institutional Building Construction
237990 – Other Heavy and Civil Engineering Construction
238910 – Site Preparation Contractors
238160 – Roofing Contractors
238990 – All Other Specialty Trade Contractors
712120 – Historical Sites
238210 – Electrical Contractors and Other Wiring Installation Contractors
237310 – Highway, Street, and Bridge Construction
238220 – Plumbing, Heating, and Air-Conditioning Contractors
238330 – Flooring Contractors

Description
Parachutes; Aerial Pick Up, Delivery, Recovery Systems; Cargo Tie Down Equipment

Excludes
Fitting Assemblies built into the aircraft structure.

Notes
Includes specifically designed items, sets, and systems for air-to-air, air-to-surface, and surface-to-air delivery, pick up and recovery operations, unless parts, attachments, assemblies, for use in or on such systems (i.e. space vehicle aerial recovery systems) are specifically indexed to other classes of the FSC (i.e., transmitting radio buoys and direction finding subsystem components).

Possible NAICS Codes
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
314999 – All Other Miscellaneous Textile Product Mills
336360 – Motor Vehicle Seating and Interior Trim Manufacturing

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

Possible NAICS Codes
336611 – Ship Building and Repairing
441222 – Boat Dealers
114119 – Other Marine Fishing
332322 – Sheet Metal Work Manufacturing
333618 – Other Engine Equipment Manufacturing
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
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

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
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

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
561621 – Security Systems Services (except Locksmiths)
236220 – Commercial and Institutional Building Construction
332510 – Hardware Manufacturing
331221 – Rolled Steel Shape Manufacturing
326199 – All Other Plastics Product Manufacturing

Includes
Door Frames; Window Frames; Window Sashes; Eave Troughs (gutters); Gratings; Grilles, Shutters; Fixed Fire Escapes; Mounted Partitions.

Excludes
Plumbing and Associated Components such as Sinks; Wallboard and Items Classified as Furniture.

Notes
Items specified as Wooden are classified in FSC 5520.

Possible NAICS Codes
326122 – Plastics Pipe and Pipe Fitting Manufacturing
444180 – Other Building Material Dealers
332321 – Metal Window and Door Manufacturing
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
332311 – Prefabricated Metal Building and Component Manufacturing
236220 – Commercial and Institutional Building Construction
321992 – Prefabricated Wood Building Manufacturing
238290 – Other Building Equipment Contractors
332510 – Hardware Manufacturing
332322 – Sheet Metal Work Manufacturing

Excludes
Electrical connectors

Notes
Included in this class are all types of fiber optic terminations, such as connectors, dividers, couplers, rotary and nonrotary joints, splitters, mixers and splicers and the like.

Possible NAICS Codes
334417 – Electronic Connector Manufacturing
333310 – Commercial and Service Industry Machinery Manufacturing
335999 – All Other Miscellaneous Electrical Equipment and Component Manufacturing
332112 – Nonferrous Forging
333992 – Welding and Soldering Equipment Manufacturing
335931 – Current-Carrying Wiring Device Manufacturing
335921 – Fiber Optic Cable Manufacturing