NAICS 2022 nationalIndustry USA Verified: Census NAICS 2022 · 2026-01-01

NAICS 333613 — Mechanical Power Transmission Equipment Manufacturing

Mechanical Power Transmission Equipment Manufacturing

NAICS 333613 is the national industry code for mechanical power transmission equipment manufacturing establishments in the United States. The Small Business Administration sets a size standard of 750 for this classification. It forms part of the hierarchical North American Industry Classification System maintained by the Census Bureau.

SBA: 750 View full SBA standard

Related industries in 33361 (Engine, Turbine, and Power Transmission Equipment Manufacturing)

View parent 33361

333611

Turbine and Turbine Generator Set Units Manufacturing

333612

Speed Changer, Industrial High-Speed Drive, and Gear Manufacturing

333618

Other Engine Equipment Manufacturing

Official data

Feature	Description
Official name	North American Industry Classification System (NAICS) 2022
Issuing authority	U.S. Census Bureau with OMB, Statistics Canada, and INEGI
Tax authority	Internal Revenue Service (IRS)
Purpose	Statistical business classification and federal contracting (SAM.gov, SBA standards)
Used in	SAM.gov registration, SBA size determinations, IRS tax classification, SEC EDGAR (via SIC crosswalk)
Active since	2022 (current edition)
Hierarchy level	Sector (2-digit)
Source	https://www.census.gov/naics/