Includes
Augers; Crushers; Crushing, Screening, and Washing Plants and Units; Drilling Machines; Paving Breakers; Rock Drills.

Excludes
Tampers (FSC 3895).

Possible NAICS Codes
333131 – Mining Machinery and Equipment Manufacturing
333310 – Commercial and Service Industry Machinery Manufacturing
333618 – Other Engine Equipment Manufacturing
423830 – Industrial Machinery and Equipment Merchant Wholesalers
333120 – Construction Machinery Manufacturing
333914 – Measuring, Dispensing, and Other Pumping Equipment Manufacturing
212319 – Other Crushed and Broken Stone Mining and Quarrying
238910 – Site Preparation Contractors
333991 – Power-Driven Handtool Manufacturing
333132 – Oil and Gas Field Machinery and Equipment Manufacturing

Includes
Culvert Pipes; Culvert Pipe Connector Bands; Metallic Pipes; Plastic Pipes; Tubes and Rigid Tubing and their assemblies.

Excludes
Air Conditioning-Heating Pipes (FSC 4520); Asbestos and Cement, Bituminized Fiber, Clay and Concrete Pipes (FSC 5630); Conduit Pipes and their assemblies (FSC 5975); Downspout Pipes (FSC 5670); Exhaust Pipes (FSC 1560, 2990, and 4520); Fire Extinguishing Systems Pipes and Tubes and their assemblies (FSC 4210); Flexible Tubing (FSC 4720; Glass Tubing (FSC 6640, and 9340); Laboratory Tubes (FSC 6640); Medical and Surgical Tubes (FSC 6515).

Possible NAICS Codes
336411 – Aircraft Manufacturing
332996 – Fabricated Pipe and Pipe Fitting Manufacturing
331210 – Iron and Steel Pipe and Tube Manufacturing from Purchased Steel
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
332722 – Bolt, Nut, Screw, Rivet, and Washer Manufacturing
331420 – Copper Rolling, Drawing, Extruding, and Alloying
326122 – Plastics Pipe and Pipe Fitting Manufacturing
333618 – Other Engine Equipment Manufacturing
332510 – Hardware Manufacturing
488190 – Other Support Activities for Air Transportation

Description
Maintenance, Repair and Rebuilding of Equipment: Special Industry Machinery

Possible NAICS Codes
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
488390 – Other Support Activities for Water Transportation
811210 – Electronic and Precision Equipment Repair and Maintenance
336611 – Ship Building and Repairing
238290 – Other Building Equipment Contractors
334519 – Other Measuring and Controlling Device Manufacturing
541330 – Engineering Services
561210 – Facilities Support Services

Description
Maintenance, Repair and Rebuilding of Equipment: Construction, Mining, Excavating, and Highway Maintenance Equipment

Possible NAICS Codes
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
238210 – Electrical Contractors and Other Wiring Installation Contractors
236220 – Commercial and Institutional Building Construction
811111 – General Automotive Repair
333120 – Construction Machinery Manufacturing
238990 – All Other Specialty Trade Contractors
811210 – Electronic and Precision Equipment Repair and Maintenance
811121 – Automotive Body, Paint, and Interior Repair and Maintenance

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
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

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
541614 – Process, Physical Distribution, and Logistics Consulting Services
332510 – Hardware Manufacturing
212321 – Construction Sand and Gravel Mining
333618 – Other Engine Equipment Manufacturing
324121 – Asphalt Paving Mixture and Block Manufacturing

Description
Boring Machines.

Possible NAICS Codes
333517 – Machine Tool Manufacturing
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
333515 – Cutting Tool and Machine Tool Accessory Manufacturing
333131 – Mining Machinery and Equipment Manufacturing
237990 – Other Heavy and Civil Engineering Construction
334515 – Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals
333992 – Welding and Soldering Equipment Manufacturing

Includes
Cars, Motor, Highway; Buses; Chassis, Passenger Motor Vehicle; Hearses; Ambulances.

Excludes
Amphibious Personnel Carriers; All Truck Chassis.

Notes
This class includes only complete passenger motor vehicles, and chassis therefor. Any end items, assemblies, parts, attachments, or accessories, other than complete chassis, for use in or on passenger motor vehicles are classified in classes other than this class.

Possible NAICS Codes
336110 – Automobile and Light Duty Motor Vehicle Manufacturing
336211 – Motor Vehicle Body Manufacturing
336999 – All Other Transportation Equipment Manufacturing

Description
Other Professional Services

Possible NAICS Codes
493190 – Other Warehousing and Storage
541611 – Administrative Management and General Management Consulting Services
541990 – All Other Professional, Scientific, and Technical Services
541690 – Other Scientific and Technical Consulting Services
541330 – Engineering Services
711510 – Independent Artists, Writers, and Performers
541519 – Other Computer Related Services

Description
Modification of Equipment: Miscellaneous

Possible NAICS Codes
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
332813 – Electroplating, Plating, Polishing, Anodizing, and Coloring
541519 – Other Computer Related Services
541330 – Engineering Services
811210 – Electronic and Precision Equipment Repair and Maintenance
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
541990 – All Other Professional, Scientific, and Technical Services
541715 – Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
811111 – General Automotive Repair
333248 – All Other Industrial Machinery Manufacturing

Includes
Airport, Railroad Platform, Stadium, and Street Lighting Fixtures.

Excludes
Nonelectrical Outdoor Fixtures; Signal Fixtures; Nonelectrical Indoor Fixtures.

Possible NAICS Codes
335132 – Commercial, Industrial, and Institutional Electric Lighting Fixture Manufacturing
335139 – Electric Lamp Bulb and Other Lighting Equipment Manufacturing
335131 – Residential Electric Lighting Fixture Manufacturing
334419 – Other Electronic Component Manufacturing
334413 – Semiconductor and Related Device Manufacturing
332321 – Metal Window and Door Manufacturing
333414 – Heating Equipment (except Warm Air Furnaces) Manufacturing
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
323113 – Commercial Screen Printing

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
Compactors; Destructors; Garbage Disposals; Incinerators; Septic Tanks.

Possible NAICS Codes
562991 – Septic Tank and Related Services
332913 – Plumbing Fixture Fitting and Trim Manufacturing
333310 – Commercial and Service Industry Machinery Manufacturing
562111 – Solid Waste Collection
333414 – Heating Equipment (except Warm Air Furnaces) Manufacturing
332439 – Other Metal Container Manufacturing
562213 – Solid Waste Combustors and Incinerators
562211 – Hazardous Waste Treatment and Disposal
562998 – All Other Miscellaneous Waste Management Services
562119 – Other Waste Collection

Description
Miscellaneous Materials Handling Equipment.

Includes
Skids; Pallets

Excludes
Airfield Engine Transport Skids.

Possible NAICS Codes
333924 – Industrial Truck, Tractor, Trailer, and Stacker Machinery Manufacturing
332323 – Ornamental and Architectural Metal Work Manufacturing
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing
333922 – Conveyor and Conveying Equipment Manufacturing
332311 – Prefabricated Metal Building and Component Manufacturing
333923 – Overhead Traveling Crane, Hoist, and Monorail System Manufacturing
325211 – Plastics Material and Resin Manufacturing
321920 – Wood Container and Pallet Manufacturing
332510 – Hardware Manufacturing
333120 – Construction Machinery Manufacturing