Description
Electric Services

Possible NAICS Codes
221122 – Electric Power Distribution
221112 – Fossil Fuel Electric Power Generation
221118 – Other Electric Power Generation
221210 – Natural Gas Distribution
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
926130 – Regulation and Administration of Communications, Electric, Gas, and Other Utilities
221121 – Electric Bulk Power Transmission and Control
238210 – Electrical Contractors and Other Wiring Installation Contractors

Includes
Conduit; Raceways; Face Plates; Condulets; Outlet and Junction Boxes; Pole Line Hardware, not elsewhere classifiable.

Possible NAICS Codes
335999 – All Other Miscellaneous Electrical Equipment and Component Manufacturing
335932 – Noncurrent-Carrying Wiring Device Manufacturing
423610 – Electrical Apparatus and Equipment, Wiring Supplies, and Related Equipment Merchant Wholesalers
335931 – Current-Carrying Wiring Device Manufacturing
238210 – Electrical Contractors and Other Wiring Installation Contractors
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
332710 – Machine Shops
444140 – Hardware Retailers
423710 – Hardware Merchant Wholesalers
327110 – Pottery, Ceramics, and Plumbing Fixture Manufacturing

Includes
Calipers; Levels; Micrometers; Plumb Bobs; Precision Tapes; Squares; Angle Gages; Center Gages; Depth Gages; Draw Gages; Drill Point Gages; Fillet and Radius Gages; Glaziers' Gages; Height Gages (Vernier); Planer Gages; Rivet Selector Gages; Saw Tooth Set Gages; Screw Pitch Gages; Surface Gages; Telescoping Gages; Thickness Gages; Tube Bead Gages; Tube Flare Gages; Twist Drill Gages; Twist Drill and Rod Gages; Twist Drill and Tap Gages; Taper-Wire-Thickness Gages; Wire Gages; Tool Setting Planer and Shaper Gages; Gage Blocks.

Notes
This class does not include special inspection gages, which are classified in class 5220.

Possible NAICS Codes
333991 – Power-Driven Handtool Manufacturing
444140 – Hardware Retailers
333515 – Cutting Tool and Machine Tool Accessory 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
335999 – All Other Miscellaneous Electrical Equipment and Component Manufacturing
332510 – Hardware Manufacturing
335313 – Switchgear and Switchboard Apparatus Manufacturing
423610 – Electrical Apparatus and Equipment, Wiring Supplies, and Related Equipment Merchant Wholesalers
335311 – Power, Distribution, and Specialty Transformer Manufacturing
238210 – Electrical Contractors and Other Wiring Installation Contractors
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing

Includes
Engine, Turbine, Wind, and Hand Driven Generator Sets and Auxiliary Aircraft Generators.

Excludes
Motor-Converters: Motor-Generator Sets; Engine Generators; Engine Accessory Generators.

Possible NAICS Codes
335312 – Motor and Generator Manufacturing
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
335311 – Power, Distribution, and Specialty Transformer Manufacturing
238210 – Electrical Contractors and Other Wiring Installation Contractors
423830 – Industrial Machinery and Equipment Merchant Wholesalers
423610 – Electrical Apparatus and Equipment, Wiring Supplies, and Related Equipment Merchant Wholesalers
332722 – Bolt, Nut, Screw, Rivet, and Washer Manufacturing
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing
332991 – Ball and Roller Bearing Manufacturing

Includes
Appliance and Extension Cords; Electric Power and Distribution Cable with Attachments, Multiapplication; Common Components of Electrical Rotating Equipment, such as End Bells and Frames.

Possible NAICS Codes
334419 – Other Electronic Component Manufacturing
335311 – Power, Distribution, and Specialty Transformer Manufacturing
335999 – All Other Miscellaneous Electrical Equipment and Component Manufacturing
335139 – Electric Lamp Bulb and Other Lighting Equipment Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
332510 – Hardware Manufacturing
333618 – Other Engine Equipment Manufacturing
336411 – Aircraft Manufacturing
332722 – Bolt, Nut, Screw, Rivet, and Washer Manufacturing
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing

Description
Maintenance, Repair and Rebuilding of Equipment: Electrical and Electronic Equipment Components

Possible NAICS Codes
811210 – Electronic and Precision Equipment Repair and Maintenance
238210 – Electrical Contractors and Other Wiring Installation Contractors
541330 – Engineering Services
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
238290 – Other Building Equipment Contractors
561210 – Facilities Support Services
334220 – Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing
334515 – Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals
336413 – Other Aircraft Parts and Auxiliary Equipment 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
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
334419 – Other Electronic Component Manufacturing
336411 – Aircraft Manufacturing
333310 – Commercial and Service Industry Machinery Manufacturing
335999 – All Other Miscellaneous Electrical Equipment and Component Manufacturing
333914 – Measuring, Dispensing, and Other Pumping Equipment Manufacturing

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
336992 – Military Armored Vehicle, Tank, and Tank Component Manufacturing
423860 – Transportation Equipment and Supplies (except Motor Vehicle) Merchant Wholesalers
332420 – Metal Tank (Heavy Gauge) Manufacturing
326299 – All Other Rubber Product Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
332313 – Plate Work Manufacturing
444140 – Hardware Retailers
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
326199 – All Other Plastics Product Manufacturing
333120 – Construction Machinery Manufacturing

Description
Other Utilities

Possible NAICS Codes
221320 – Sewage Treatment Facilities
517111 – Wired Telecommunications Carriers
516210 – Media Streaming Distribution Services, Social Networks, and Other Media Networks and Content Providers
221310 – Water Supply and Irrigation Systems
221122 – Electric Power Distribution
926130 – Regulation and Administration of Communications, Electric, Gas, and Other Utilities
562111 – Solid Waste Collection
221210 – Natural Gas Distribution
517122 – Agents for Wireless Telecommunications Services
517112 – Wireless Telecommunications Carriers (except Satellite)

Includes
Permanent Magnets and Magnetostriction Elements; Caps, Clips, and Contacts, Electrical.

Possible NAICS Codes
335999 – All Other Miscellaneous Electrical Equipment and Component Manufacturing
334419 – Other Electronic Component Manufacturing
334416 – Capacitor, Resistor, Coil, Transformer, and Other Inductor Manufacturing
335931 – Current-Carrying Wiring Device Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
334413 – Semiconductor and Related Device Manufacturing
334111 – Electronic Computer Manufacturing
334417 – Electronic Connector Manufacturing
339999 – All Other Miscellaneous Manufacturing
339991 – Gasket, Packing, and Sealing Device Manufacturing

Possible NAICS Codes
236220 – Commercial and Institutional Building Construction
238990 – All Other Specialty Trade Contractors
237990 – Other Heavy and Civil Engineering Construction
561210 – Facilities Support Services
237310 – Highway, Street, and Bridge Construction
238290 – Other Building Equipment Contractors
238210 – Electrical Contractors and Other Wiring Installation Contractors
237110 – Water and Sewer Line and Related Structures Construction
236210 – Industrial Building Construction
238910 – Site Preparation Contractors

Description
Installation of Equipment: Electric Wire, and Power and Distribution Equipment

Possible NAICS Codes
238210 – Electrical Contractors and Other Wiring Installation Contractors
236220 – Commercial and Institutional Building Construction
561210 – Facilities Support Services
221122 – Electric Power Distribution
335311 – Power, Distribution, and Specialty Transformer Manufacturing
237130 – Power and Communication Line and Related Structures Construction

Description
Maintenance, Repair and Rebuilding of Equipment: Electric Wire, and Power and Distribution Equipment

Possible NAICS Codes
811210 – Electronic and Precision Equipment Repair and Maintenance
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
238210 – Electrical Contractors and Other Wiring Installation Contractors
561210 – Facilities Support Services
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
335999 – All Other Miscellaneous Electrical Equipment and Component Manufacturing
335311 – Power, Distribution, and Specialty Transformer Manufacturing
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
488190 – Other Support Activities for Air Transportation

Includes
Insulated and Noninsulated, Wire and Cable, such as, Antenna Wire, Coaxial Cable, Fuse and Resistance Wire, and Magnet Wire.

Excludes
Radio Frequency Transmission Line (FSC 5985); Fiber Optic Cable (FSC 6015); Communication Cable Assemblies; (FSC 5995); Distribution and Power Transmission Cable Assemblies (FSC 6150).

Notes
This class includes only bulk electrical wire and cable. Excluded from this class are electrical wire and cable items of definite length either with processed ends, or terminated in fittings

Possible NAICS Codes
335929 – Other Communication and Energy Wire Manufacturing
331318 – Other Aluminum Rolling, Drawing, and Extruding
331420 – Copper Rolling, Drawing, Extruding, and Alloying
332216 – Saw Blade and Handtool Manufacturing
331491 – Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding
335999 – All Other Miscellaneous Electrical Equipment and Component Manufacturing
335931 – Current-Carrying Wiring Device Manufacturing
238210 – Electrical Contractors and Other Wiring Installation Contractors
334416 – Capacitor, Resistor, Coil, Transformer, and Other Inductor Manufacturing
423610 – Electrical Apparatus and Equipment, Wiring Supplies, and Related Equipment Merchant Wholesalers