335314 — Relay and Industrial Control Manufacturing
Description
This U.S. industry comprises establishments primarily engaged in manufacturing relays, motor starters and controllers, and other industrial controls and control accessories (as defined in the official U.S. Census Bureau 2022 NAICS Manual).
Exclusions & Cross-References
- Manufacturing environmental and appliance control equipment--are classified in U.S. Industry 334512,
- Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use; and
- Manufacturing instruments for controlling industrial process variables--are classified in U.S. Industry
- 334513, Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling
- Industrial Process Variables.
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 3625 - Relays and Industrial Controls (via SIC1987:3625→NAICS1997:335314→2002:335314→2007:335314→2012:335314→2017:335314→2022:335314)
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 5945 — Relays and Solenoids
Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)
Frequently Asked Questions (FAQ)
Is NAICS code 335314 valid in 2022? ▾
Yes, 335314 is a valid 6-digit 2022 NAICS national industry code representing 'Relay and Industrial Control Manufacturing' under Sector 31-33 in the official classification index.
What is the SBA size standard for NAICS code 335314? ▾
The Small Business Administration (SBA) has established a small business size standard of 750 employees for NAICS code 335314 (Relay and Industrial Control Manufacturing), calculated based on employees.
What is the legacy SIC equivalent for NAICS 335314? ▾
According to official Census Bureau concordance tables, NAICS code 335314 (Relay and Industrial Control Manufacturing) maps to legacy 1987 Standard Industrial Classification (SIC) codes: 3625 - Relays and Industrial Controls.
Related Pages & Tools
Further regulatory reference links for NAICS code 335314:
- 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 335314 to SIC Crosswalk — Bidirectional mapping to legacy SIC codes (Relay and Industrial Control Manufacturing).
- 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.