NAICS 2022 nationalIndustry USA Verified: Census NAICS 2022 · 2026-01-01
333131
NAICS 333131 — Mining Machinery and Equipment Manufacturing
Mining Machinery and Equipment Manufacturing
NAICS 333131 is the national industry code for mining machinery and equipment manufacturing establishments in the United States. The Small Business Administration sets a size standard of 900 for this classification. It forms part of the hierarchical North American Industry Classification System maintained by the Census Bureau.
SBA: 900
View full SBA standard
Related industries in 33313 (Mining and Oil and Gas Field Machinery Manufacturing)
View parent 33313Official 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/ |
NAICS hierarchy path
Trace the classification from the broadest sector down to this national industry code.
Cross-references & crosswalks
NAICS 2017 equivalent 333131
Mining Machinery and Equipment Manufacturing
View full 2022 → 2017 crosswalkSBA size standard description
Mining Machinery and Equipment Manufacturing
Changes to receipts-based standard: [object Object]
Trade codes using this NAICS
These Schedule B export codes explicitly reference NAICS 333131 in the Census trade classification files.
8207130000
RCK DRLNG EARTH BORNG TLS WRKNG PT CERMETS, & PTS
HS-6 820713
8207191030
PERCSN RCK DRLL BTS CORE BTS REAMRS,BS MTL, & PRTS
HS-6 820719
8207192030
ROTRY DRLL BTS, CORE BTS REAMRS, BSE METL, AND PTS
HS-6 820719
8207195030
ROCK DRILLNG/EARTH BORNG TOOLS,BSE MTL,NESOI,PTS
HS-6 820719
8430310000
COAL OR ROCK CUTTERS & TUNNEL MACH, SELF-PROPELLED
HS-6 843031
8430390000
COAL OR ROCK CUTTERS & TUNNEL MACH, NESOI
HS-6 843039