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The following Product Service Codes (PSCs) are commonly associated with NAICS 221330, Steam and Air-Conditioning Supply
Refrigeration and Air Conditioning Components
Includes
Heat Exchanger Equipment; Refrigerant Strainers; Refrigeration Compressors; Air Conditioning and Refrigeration Servicing Equipment, such as Charging and Testing Manifolds, Lines and Units; Operating Components of Refrigeration and Air Conditioning Equipment, Plants, and Systems classified in classes 4110 and 4120.
Excludes
Refrigeration and Air Conditioning Plants (see classes 4110 and 4120): Collections of Refrigeration Components "packaged" as a unit including a refrigeration compressor, condenser, evaporator, etc., specifically designed and tailored for applications such as walk-in type refrigerators. Individual components of the "packaged" unit will be classified in class 4130, or as otherwise specifically prescribed by the indexes and structure of the FSC. The complete "package" unit will be classified in class 4110.
Possible NAICS Codes
333415 – Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing
333618 – Other Engine Equipment Manufacturing
332112 – Nonferrous Forging
333120 – Construction Machinery Manufacturing
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing
221330 – Steam and Air-Conditioning Supply
333413 – Industrial and Commercial Fan and Blower and Air Purification Equipment Manufacturing
336211 – Motor Vehicle Body Manufacturing
238220 – Plumbing, Heating, and Air-Conditioning Contractors
332994 – Small Arms, Ordnance, and Ordnance Accessories Manufacturing
Air Conditioning Equipment
Includes
Store Type Units; Window and Room Type Units; Marine, and Vehicular Air Conditioning Units; Air Conditioning Plants and Systems.
Excludes
Air Conditioning Components (FSC 4130, or as otherwise specifically prescribed by the indexes and structure of the FSC).
Notes
This class includes only complete air conditioning equipment, systems, and plants. Also included are specially designed nonoperating accessories such as a window panel used with a window type air conditioning unit to facilitate mounting. Excluded from this class are operating components, assemblies, parts, attachments, or accessories for use in or on air conditioning equipment, which are to be classified in FSC 4130, or as otherwise specifically prescribed by the indexes and structure of the FSC.
Possible NAICS Codes
333415 – Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing
238220 – Plumbing, Heating, and Air-Conditioning Contractors
335220 – Major Household Appliance Manufacturing
423730 – Warm Air Heating and Air-Conditioning Equipment and Supplies Merchant Wholesalers
334290 – Other Communications Equipment Manufacturing
333413 – Industrial and Commercial Fan and Blower and Air Purification Equipment Manufacturing
221330 – Steam and Air-Conditioning Supply
444140 – Hardware Retailers
333912 – Air and Gas Compressor Manufacturing
332510 – Hardware Manufacturing
Utilities—Other
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
926130 – Regulation and Administration of Communications, Electric, Gas, and Other Utilities
221122 – Electric Power Distribution
221210 – Natural Gas Distribution
562111 – Solid Waste Collection
221330 – Steam and Air-Conditioning Supply
517810 – All Other Telecommunications
Construction of Other Utilities
Possible NAICS Codes
236220 – Commercial and Institutional Building Construction
237130 – Power and Communication Line and Related Structures Construction
237110 – Water and Sewer Line and Related Structures Construction
238210 – Electrical Contractors and Other Wiring Installation Contractors
221330 – Steam and Air-Conditioning Supply
237990 – Other Heavy and Civil Engineering Construction
238990 – All Other Specialty Trade Contractors
238220 – Plumbing, Heating, and Air-Conditioning Contractors
212321 – Construction Sand and Gravel Mining
561210 – Facilities Support Services
Maint/Repair/Rebuild of Equipment—Plumbing, Heating, and Waste Disposal Equipment
Description
Maintenance, Repair and Rebuilding of Equipment: Plumbing, Heating, and Waste Disposal Equipment
Possible NAICS Codes
238220 – Plumbing, Heating, and Air-Conditioning Contractors
561210 – Facilities Support Services
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
236220 – Commercial and Institutional Building Construction
237110 – Water and Sewer Line and Related Structures Construction
238210 – Electrical Contractors and Other Wiring Installation Contractors
334290 – Other Communications Equipment Manufacturing
561790 – Other Services to Buildings and Dwellings
Space and Water Heating Equipment
Includes
Boilers, 15 pounds WSP and under (for boilers over 15 pounds WSP, see FSC 4410); Domestic Water Storage Tanks through 100 gallon capacity; Fireplace Heaters; Furnaces; Space Heaters; Heating Radiators; Immersion Heaters; Water Heaters, through 100 gallon recovery capacity (for heaters over 100 gallons recovery capacity, see FSC 4410).
Excludes
Vehicle Heaters (FSC 2540); Aircraft Heaters (FSC 1660).
Possible NAICS Codes
333414 – Heating Equipment (except Warm Air Furnaces) Manufacturing
335210 – Small Electrical Appliance Manufacturing
333415 – Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing
336411 – Aircraft Manufacturing
332323 – Ornamental and Architectural Metal Work Manufacturing
333310 – Commercial and Service Industry Machinery Manufacturing
333241 – Food Product Machinery Manufacturing
238220 – Plumbing, Heating, and Air-Conditioning Contractors
424410 – General Line Grocery Merchant Wholesalers
423720 – Plumbing and Heating Equipment and Supplies (Hydronics) Merchant Wholesalers
Maint/Repair/Rebuild of Equipment—Refrigeration, Air Conditioning, and Air Circulating Equipment
Description
Maintenance, Repair and Rebuilding of Equipment: Refrigeration, Air Conditioning, and Air Circulating Equipment
Possible NAICS Codes
238220 – Plumbing, Heating, and Air-Conditioning Contractors
561210 – Facilities Support Services
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
333415 – Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing
238210 – Electrical Contractors and Other Wiring Installation Contractors
236220 – Commercial and Institutional Building Construction
334290 – Other Communications Equipment Manufacturing
811210 – Electronic and Precision Equipment Repair and Maintenance
561790 – Other Services to Buildings and Dwellings
811412 – Appliance Repair and Maintenance
Maint/Repair/Rebuild of Equipment—Furnace, Steam Plant, and Drying Equipment; Nuclear Reactors
Description
Maintenance, Repair and Rebuilding of Equipment: Furnace, Steam Plant, and Drying Equipment; and Nuclear Reactors
Possible NAICS Codes
238220 – Plumbing, Heating, and Air-Conditioning Contractors
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
561210 – Facilities Support Services
333994 – Industrial Process Furnace and Oven Manufacturing
561790 – Other Services to Buildings and Dwellings
332410 – Power Boiler and Heat Exchanger Manufacturing
811210 – Electronic and Precision Equipment Repair and Maintenance
221330 – Steam and Air-Conditioning Supply
236220 – Commercial and Institutional Building Construction
238210 – Electrical Contractors and Other Wiring Installation Contractors
Industrial Boilers
Includes
Steam Boilers, over 15 pounds WSP; Marine Boilers; Boiler Drums; Water Heaters, Low Pressure (over 100 gallon recovery capacity).
Possible NAICS Codes
332410 – Power Boiler and Heat Exchanger Manufacturing
333414 – Heating Equipment (except Warm Air Furnaces) Manufacturing
238220 – Plumbing, Heating, and Air-Conditioning Contractors
333415 – Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing
335313 – Switchgear and Switchboard Apparatus Manufacturing
423720 – Plumbing and Heating Equipment and Supplies (Hydronics) Merchant Wholesalers
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing
333310 – Commercial and Service Industry Machinery Manufacturing
333248 – All Other Industrial Machinery Manufacturing
221330 – Steam and Air-Conditioning Supply
Heat Exchangers and Steam Condensers
Possible NAICS Codes
332410 – Power Boiler and Heat Exchanger Manufacturing
332312 – Fabricated Structural Metal Manufacturing
333414 – Heating Equipment (except Warm Air Furnaces) Manufacturing
332722 – Bolt, Nut, Screw, Rivet, and Washer Manufacturing
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing
238220 – Plumbing, Heating, and Air-Conditioning Contractors
333415 – Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing
333618 – Other Engine Equipment Manufacturing
336211 – Motor Vehicle Body Manufacturing
332994 – Small Arms, Ordnance, and Ordnance Accessories Manufacturing
Fans, Air Circulators, and Blower Equipment
Includes
Wall Type Fans; Pedestal Type Fans; Household Type and Attic Type Exhaust Fans; Floor Fans; Forced Draft Exhaust and Disposal Kits; Fans; Air Circulators, and Blower Equipment, whether designated as "industrial" or "nonindustrial" by application and/or use.
Excludes
Combination Heater-Fans (see FSC 4520).
Notes
Fans and impellers which are specifically designed for use with specific individual types of equipment are to be classified in the same classes as their next higher assemblies or in the appropriate components or accessories classes (as in group 25 or 29 or class 1680) as prescribed by the indexes and structure of the FSC.
Possible NAICS Codes
333413 – Industrial and Commercial Fan and Blower and Air Purification Equipment Manufacturing
333414 – Heating Equipment (except Warm Air Furnaces) Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
333415 – Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing
333120 – Construction Machinery Manufacturing
333618 – Other Engine Equipment Manufacturing
332722 – Bolt, Nut, Screw, Rivet, and Washer Manufacturing
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing
332510 – Hardware Manufacturing
238220 – Plumbing, Heating, and Air-Conditioning Contractors
Utilities—Water
Description
Water Services
Possible NAICS Codes
221310 – Water Supply and Irrigation Systems
221320 – Sewage Treatment Facilities
926130 – Regulation and Administration of Communications, Electric, Gas, and Other Utilities
237110 – Water and Sewer Line and Related Structures Construction
488390 – Other Support Activities for Water Transportation
221210 – Natural Gas Distribution
Lease/Rental of Heating and Cooling Plants
Possible NAICS Codes
221330 – Steam and Air-Conditioning Supply
926130 – Regulation and Administration of Communications, Electric, Gas, and Other Utilities
459510 – Used Merchandise Retailers
333415 – Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing
Miscellaneous Electric Power and Distribution Equipment
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
335139 – Electric Lamp Bulb and Other Lighting Equipment Manufacturing
335999 – All Other Miscellaneous Electrical Equipment and Component Manufacturing
332510 – Hardware Manufacturing
333618 – Other Engine Equipment Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
332722 – Bolt, Nut, Screw, Rivet, and Washer Manufacturing
336411 – Aircraft Manufacturing
332994 – Small Arms, Ordnance, and Ordnance Accessories Manufacturing
Plumbing Fixtures and Accessories
Includes
Bathtubs; Commodes; Lavatories; Shower Cabinets; Sinks; Water Closets; Accessories and Component Parts, such as Dispensers, Faucets, Holders, Racks, Shower Heads, Flush Valves and Stop Valves.
Excludes
Fittings and Specialties for Hose, Pipe and Tube (FSC 4730).
Possible NAICS Codes
332919 – Other Metal Valve and Pipe Fitting Manufacturing
332913 – Plumbing Fixture Fitting and Trim Manufacturing
423710 – Hardware Merchant Wholesalers
326191 – Plastics Plumbing Fixture Manufacturing
238220 – Plumbing, Heating, and Air-Conditioning Contractors
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
423720 – Plumbing and Heating Equipment and Supplies (Hydronics) Merchant Wholesalers
332510 – Hardware Manufacturing
444110 – Home Centers