334512 — Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use
Description
This U.S. industry comprises establishments primarily engaged in manufacturing automatic controls and regulators for applications, such as heating, air-conditioning, refrigeration, and appliances (as defined in the official U.S. Census Bureau 2022 NAICS Manual).
Overview Facts
Legacy SIC Concordance
Trace the historical mapping chain from the 1987 Standard Industrial Classification (SIC) to the modern 2022 NAICS code format.
- SIC 3822 - Automatic Controls for Regulating Residential and Commercial Environments and Appliances (via SIC1987:3822→NAICS1997:334512→2002:334512→2007:334512→2012:334512→2017:334512→2022:334512)
Suggested Product Service Codes (Advisory)
The following Product Service Codes (PSCs) are advisory suggestions aligned with this NAICS code. Note: NAICS and PSC codes map to different dimensions of procurement (industry vs. product/service). There is no official binding 1:1 crosswalk.
- PSC 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)
Frequently Asked Questions (FAQ)
Is NAICS code 334512 valid in 2022? ▾
Yes, 334512 is a valid 6-digit 2022 NAICS national industry code representing 'Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use' under Sector 31-33 in the official classification index.
What is the SBA size standard for NAICS code 334512? ▾
The Small Business Administration (SBA) has established a small business size standard of 650 employees for NAICS code 334512 (Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use), calculated based on employees.
What is the legacy SIC equivalent for NAICS 334512? ▾
According to official Census Bureau concordance tables, NAICS code 334512 (Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use) maps to legacy 1987 Standard Industrial Classification (SIC) codes: 3822 - Automatic Controls for Regulating Residential and Commercial Environments and Appliances.
Related Pages & Tools
Further regulatory reference links for NAICS code 334512:
- Sector 31-33 Directory Hub — List of related industries in the Manufacturing sector.
- SIC ↔ NAICS Crosswalk Tool — Look up mappings between legacy SIC codes and modern classifications.
- NAICS 334512 to SIC Crosswalk — Bidirectional mapping to legacy SIC codes (Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use).
- SBA Size Standards Guide — Complete rules and averaging periods for small business classifications.
- Calculating Annual Receipts Guide — Detailed worked example of revenue calculation rules.
- IRS Principal Business Activity Guide — How NAICS codes map to corporate and entity tax filings.