Possible NAICS Codes
237120 – Oil and Gas Pipeline and Related Structures Construction
236220 – Commercial and Institutional Building Construction
238990 – All Other Specialty Trade Contractors
561210 – Facilities Support Services
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
236210 – Industrial Building Construction
541330 – Engineering Services
238210 – Electrical Contractors and Other Wiring Installation Contractors
237110 – Water and Sewer Line and Related Structures Construction

Possible NAICS Codes
237120 – Oil and Gas Pipeline and Related Structures Construction
236220 – Commercial and Institutional Building Construction
237990 – Other Heavy and Civil Engineering Construction

Possible NAICS Codes
237120 – Oil and Gas Pipeline and Related Structures Construction
236220 – Commercial and Institutional Building Construction
541330 – Engineering Services
238910 – Site Preparation Contractors
237990 – Other Heavy and Civil Engineering Construction
333914 – Measuring, Dispensing, and Other Pumping Equipment Manufacturing
332420 – Metal Tank (Heavy Gauge) Manufacturing
238990 – All Other Specialty Trade Contractors
236210 – Industrial Building Construction
213112 – Support Activities for Oil and Gas Operations

Description
Other Quality Control, Testing and Inspection Services: Miscellaneous

Possible NAICS Codes
541380 – Testing Laboratories and Services
488390 – Other Support Activities for Water Transportation
541330 – Engineering Services
541990 – All Other Professional, Scientific, and Technical Services
541350 – Building Inspection Services
561210 – Facilities Support Services
237120 – Oil and Gas Pipeline and Related Structures Construction
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
541620 – Environmental Consulting Services
541690 – Other Scientific and Technical Consulting Services

Includes
Light Burner Fuels; Diesel Fuels, Kerosene; Military Specification Type Residuals; Special and Heavy Grade Turbine Vessel Propulsion Fuels; Federal Specification Heavy Burner Fuels; Bunker "C" Commercial Grade Fuel; Heavy Fuel and other Black (Boiler Type) Fuels; Illuminating Oils.

Possible NAICS Codes
324110 – Petroleum Refineries
457210 – Fuel Dealers
324191 – Petroleum Lubricating Oil and Grease Manufacturing
324199 – All Other Petroleum and Coal Products Manufacturing
213112 – Support Activities for Oil and Gas Operations
424720 – Petroleum and Petroleum Products Merchant Wholesalers (except Bulk Stations and Terminals)
333132 – Oil and Gas Field Machinery and Equipment Manufacturing

Description
Maintenance, Repair and Rebuilding of Equipment: Fuels, Lubricants, Oils, and Waxes

Possible NAICS Codes
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
562211 – Hazardous Waste Treatment and Disposal
237120 – Oil and Gas Pipeline and Related Structures Construction
213112 – Support Activities for Oil and Gas Operations
562910 – Remediation Services
457210 – Fuel Dealers
562998 – All Other Miscellaneous Waste Management Services
811210 – Electronic and Precision Equipment Repair and Maintenance
238290 – Other Building Equipment Contractors
541330 – Engineering Services

Description
Electrical and Electronic Assemblies; Boards, Cards, and Associated Hardware

Excludes
circuit card and electronic component assemblies which can be identified to a more definitive Approved Item Name.

Possible NAICS Codes
334412 – Bare Printed Circuit Board Manufacturing
334418 – Printed Circuit Assembly (Electronic Assembly) Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
444180 – Other Building Material Dealers
334419 – Other Electronic Component Manufacturing
334413 – Semiconductor and Related Device Manufacturing
334111 – Electronic Computer Manufacturing
332919 – Other Metal Valve and Pipe Fitting Manufacturing
541519 – Other Computer Related Services

Description
Facilities Operations Support Services

Possible NAICS Codes
561210 – Facilities Support Services
561720 – Janitorial Services
561920 – Convention and Trade Show Organizers
561730 – Landscaping Services
811490 – Other Personal and Household Goods Repair and Maintenance
238220 – Plumbing, Heating, and Air-Conditioning Contractors
561990 – All Other Support Services

Includes
Assembled and Unassembled Tanks for storage only; Enclosures for Pressure and Vacuum Tanks; Petroleum Bulk Storage Tanks.

Excludes
Boiler Tanks (FSC 4410); Hot Water Tanks (FSC 4520).

Possible NAICS Codes
332420 – Metal Tank (Heavy Gauge) Manufacturing
326299 – All Other Rubber Product Manufacturing
332313 – Plate Work Manufacturing
444140 – Hardware Retailers
326199 – All Other Plastics Product Manufacturing
326220 – Rubber and Plastics Hoses and Belting Manufacturing
333914 – Measuring, Dispensing, and Other Pumping Equipment Manufacturing
314910 – Textile Bag and Canvas Mills
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
237120 – Oil and Gas Pipeline and Related Structures Construction

Possible NAICS Codes
236220 – Commercial and Institutional Building Construction
237120 – Oil and Gas Pipeline and Related Structures Construction
238220 – Plumbing, Heating, and Air-Conditioning Contractors
561210 – Facilities Support Services
238990 – All Other Specialty Trade Contractors
238910 – Site Preparation Contractors
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
562211 – Hazardous Waste Treatment and Disposal
811412 – Appliance Repair and Maintenance
811111 – General Automotive Repair

Description
Maintenance, Repair and Rebuilding of Equipment: Service and Trade Equipment

Possible NAICS Codes
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
238290 – Other Building Equipment Contractors
236220 – Commercial and Institutional Building Construction
811210 – Electronic and Precision Equipment Repair and Maintenance
561210 – Facilities Support Services
541611 – Administrative Management and General Management Consulting Services
238220 – Plumbing, Heating, and Air-Conditioning Contractors
326299 – All Other Rubber Product Manufacturing
541519 – Other Computer Related Services
333310 – Commercial and Service Industry Machinery Manufacturing

Description
Inspection and Laboratory Services (except medical/dental): Fuels, Lubricants, Oils, and Waxes

Includes
Includes: Commercial Testing and Laboratory Services

Excludes
Excludes: Medical and Dental Laboratory Services

Possible NAICS Codes
541990 – All Other Professional, Scientific, and Technical Services
424710 – Petroleum Bulk Stations and Terminals
541620 – Environmental Consulting Services
237120 – Oil and Gas Pipeline and Related Structures Construction
541380 – Testing Laboratories and Services
324191 – Petroleum Lubricating Oil and Grease Manufacturing
457210 – Fuel Dealers
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
333132 – Oil and Gas Field Machinery and Equipment Manufacturing

Description
Maintenance, Repair and Rebuilding of Equipment: Pipe, Tubing, Hose, and Fittings

Possible NAICS Codes
238220 – Plumbing, Heating, and Air-Conditioning Contractors
237110 – Water and Sewer Line and Related Structures Construction
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
561210 – Facilities Support Services
236220 – Commercial and Institutional Building Construction
237120 – Oil and Gas Pipeline and Related Structures Construction
562910 – Remediation Services
221310 – Water Supply and Irrigation Systems
332996 – Fabricated Pipe and Pipe Fitting Manufacturing
238990 – All Other Specialty Trade Contractors

Possible NAICS Codes
236220 – Commercial and Institutional Building Construction
238220 – Plumbing, Heating, and Air-Conditioning Contractors
238160 – Roofing Contractors
238990 – All Other Specialty Trade Contractors
561210 – Facilities Support Services
238320 – Painting and Wall Covering Contractors
238210 – Electrical Contractors and Other Wiring Installation Contractors
238290 – Other Building Equipment Contractors
238110 – Poured Concrete Foundation and Structure Contractors
237310 – Highway, Street, and Bridge Construction

Possible NAICS Codes
561210 – Facilities Support Services
457210 – Fuel Dealers
236220 – Commercial and Institutional Building Construction
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
238990 – All Other Specialty Trade Contractors
562910 – Remediation Services
237120 – Oil and Gas Pipeline and Related Structures Construction
213112 – Support Activities for Oil and Gas Operations
541330 – Engineering Services
333914 – Measuring, Dispensing, and Other Pumping Equipment Manufacturing