SICCODE.comSIC LookupF Wholesale Trade50 Wholesale Trade-Durable Goods507 Hardware, and Plumbing and Heating EquipmentSIC 5074

SIC Code 5074 – Plumbing and Heating Equipment and Supplies (Hydronics)

Official 4-digit SIC code Source: OSHA SIC Manual Updated Nov 6, 2026

At a glance

Companies

5,524 U.S. 940 Canada

More specific segments

View 44 segments →

Which businesses belong in SIC 5074?

Usually classified in SIC 5074

  • Boilers, power: industrial - wholesale
  • Boilers, steam and hot water heating - wholesale
  • Burners, fuel oil and distillate oil - wholesale
  • Convectors - wholesale
  • Fireplaces, prefabricated - wholesale

Usually classified elsewhere

Official definition for SIC 5074 - Plumbing and Heating Equipment and Supplies (Hydronics)

Establishments primarily engaged in the wholesale distribution of hydronic plumbing and heating equipment and supplies.

Source: OSHA SIC Manual

Companies in SIC 5074 - Plumbing and Heating Equipment and Supplies (Hydronics)

From SICCODE.com's database of 15 million U.S. and Canadian businesses across every industry Updated

Get a business list of Plumbing and Heating Equipment and Supplies (Hydronics) companies for sales, marketing and research, or update your existing records with SIC codes and current company data.

5,524 Companies
4,472 Phones
5,365 Websites
2,153 Email contacts

Showing: United States · All states — counts update when you change the filter

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Company Contact & title Website Phone Employees
Bradley Corp Menomonee Falls, WI
Oatey Co Cleveland, OH
United Refrigeration Inc Rock Hill, SC
  • Bradley Corp · Menomonee Falls, WI

    Contact Website Phone Employees
  • Oatey Co · Cleveland, OH

    Contact Website Phone Employees
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Key facts for SIC 5074 - Plumbing and Heating Equipment and Supplies (Hydronics)

SIC code
5074
Official title
Plumbing and Heating Equipment and Supplies (Hydronics)
Scope
OSHA SIC Manual, establishment-level
Official source
OSHA SIC Manual
Where SIC is used
Used in SEC filings, government forms, and business lists. See which agencies still use SIC codes →

SIC Classification Hierarchy

Four official SIC levels, plus a more detailed commercial classification level.

  1. Industry · Official 4-Digit 5074 Plumbing and Heating Equipment and Supplies (Hydronics)

One example classification path is shown. Other branches may exist. The 6-digit Marketing Level is a commercial extension, not an official SIC classification.

Other codes in Industry Group 507: 5072 · Hardware 5075 · Warm Air Heating and Air-Conditioning Equipment and Supplies 5078 · Refrigeration Equipment and Supplies

More specific segments in SIC 5074

Segments let you target only the companies you need. Add one or more to your list to get pricing and a free sample.

5,365 U.S. companies across 44 segments · Segment codes are 6-digit marketing categories that extend the official 4-digit SIC code. They are not official SIC codes.

Marketing Level classifications within SIC 5074
Code Segment Companies Build your list
5074-01 Water Heaters-Parts & Supplies 48 48 companies
5074-02 Water Heaters 29 29 companies
5074-03 Pipe-Used 21 21 companies
5074-04 Pipe & Boiler Covering Materials 4 4 companies
5074-05 Solar Energy Equipment 2,171 2,171 companies
5074-06 Plumbing Fixtures & Supplies 1,969 1,969 companies
5074-07 Solar Energy Eqpt/Syst-Supl/Parts 57 57 companies
5074-08 Oil Burners 42 42 companies
5074-09 Gas Burners 9 9 companies
5074-10 Back Flow Prevention Devices 179 179 companies
5074-11 Oil Burners Equipment 8 8 companies
5074-12 Boilers-Supplies & Parts 52 52 companies
5074-13 Gas Equipment 18 18 companies
5074-14 Dust Collecting Systems 66 66 companies
5074-15 Steam Specialties 14 14 companies
5074-16 Wind Energy Systems 55 55 companies
5074-17 Steam Traps 7 7 companies
5074-20 Boilers-New & Used 112 112 companies
5074-21 Oil Burners-Supplies & Parts 4 4 companies
5074-22 Leak Detecting Instruments 13 13 companies
5074-23 Water Purification/Filtration Eqpt 131 131 companies
5074-24 Bath Equipment & Supplies 10 10 companies
5074-25 Brass Products 0 0 companies
5074-26 Brass 2 2 companies
5074-27 Fireplaces 3 3 companies
5074-28 Kitchen Fixtures 45 45 companies
5074-29 Coils-Steam 1 1 company
5074-30 Porcelain Products 3 3 companies
5074-31 Sauna Equipment & Supplies 0 0 companies
5074-32 Sinks & Sink Tops 16 16 companies
5074-33 Stoves-Wood Coal Etc-Distributors 6 6 companies
5074-34 Toilet Seats 2 2 companies
5074-35 Water Softening Equipment Service Supplies 8 8 companies
5074-36 Whirlpool Bath Equipment & Supplies 0 0 companies
5074-37 Water Purification-Chemical 3 3 companies
5074-38 Energy Recovery Systems 6 6 companies
5074-39 Cooler Pads 1 1 company
5074-40 Coils 20 20 companies
5074-42 Plugs 4 4 companies
5074-44 Misting Systems-Outdoor 29 29 companies
5074-45 Engine & Boiler Room Supplies 1 1 company
5074-46 Water Conditioners 30 30 companies
5074-47 Water Treatment Equipment Service & Supplies 69 69 companies
5074-48 Pipe-New 97 97 companies

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Example companies in SIC 5074

See how SICCODE.com evaluates businesses using documented activities and official SIC definitions. Select a company to review its classification and the reasoning behind it.

NAICS and ISIC crosswalk for SIC 5074 - Plumbing and Heating Equipment and Supplies (Hydronics)

Correspondences in NAICS and ISIC for SIC 5074 - Plumbing and Heating Equipment and Supplies (Hydronics). These mappings do not replace the official SIC definition.

NAICS and ISIC crosswalk for SIC 5074 - Plumbing and Heating Equipment and Supplies (Hydronics)
System Code Title
SIC This page 5074 Plumbing and Heating Equipment and Supplies (Hydronics)
NAICS 423620 Household Appliances, Electric Housewares, and Consumer Electronics Merchant Wholesalers Household Appliances, Electric Housewares, and Consumer Electronics Merchant Wholesalers
NAICS 423720 Plumbing and Heating Equipment and Supplies (Hydronics) Merchant Wholesalers Plumbing and Heating Equipment and Supplies (Hydronics) Merchant Wholesalers
NAICS 425110 Business to Business Electronic Markets Business to Business Electronic Markets
NAICS 425120 Wholesale Trade Agents and Brokers Wholesale Trade Agents and Brokers
NAICS 444190 Other Building Material Dealers Other Building Material Dealers
ISIC Rev. 4 4510 Sale Of Motor Vehicles Sale Of Motor Vehicles
ISIC Rev. 4 4530 Sale Of Motor Vehicle Parts And Accessories Sale Of Motor Vehicle Parts And Accessories
ISIC Rev. 4 4540 Sale, Maintenance And Repair Of Motorcycles And Related Parts And Accessories Sale, Maintenance And Repair Of Motorcycles And Related Parts And Accessories
ISIC Rev. 4 4610 Wholesale On A Fee Or Contract Basis Wholesale On A Fee Or Contract Basis
ISIC Rev. 4 4649 Wholesale Of Other Household Goods Wholesale Of Other Household Goods
ISIC Rev. 4 4659 Wholesale Of Other Machinery And Equipment Wholesale Of Other Machinery And Equipment
ISIC Rev. 4 4663 Wholesale Of Construction Materials, Hardware, Plumbing And Heating Equipment And Supplies Wholesale Of Construction Materials, Hardware, Plumbing And Heating Equipment And Supplies
ISIC Rev. 4 4752 Retail Sale Of Hardware, Paints And Glass In Specialized Stores Retail Sale Of Hardware, Paints And Glass In Specialized Stores
ISIC Rev. 4 4759 Retail Sale Of Electrical Household Appliances, Furniture, Lighting Equipment And Other Household Articles In Specialized Stores Retail Sale Of Electrical Household Appliances, Furniture, Lighting Equipment And Other Household Articles In Specialized Stores

Sources for SIC 5074

  • Official classification source U.S. Occupational Safety and Health Administration.
    Standard Industrial Classification Manual (1987), SIC 5074. OSHA SIC Manual →
  • SICCODE.com commercial data Company-record counts, coverage, and related commercial data are maintained by SICCODE.com. Methodology →

SICCODE.com is an independent publisher. Official SIC titles and definitions come from the OSHA SIC Manual; commercial database counts are SICCODE.com records.

About this classification

This page combines the official SIC definition with classification analysis, crosswalks, and SICCODE.com commercial data. Classifications are reviewed regularly by the SICCODE.com Industry Classification Team.