NAICS Code 333120 — Construction Machinery Manufacturing
National Industry in the official 2022 North American Industry Classification System (U.S. Census Bureau). It is the only national industry under 33312 (Construction Machinery Manufacturing).
| Code | 333120 |
|---|---|
| Title | Construction Machinery Manufacturing |
| Level | National Industry (6-digit) |
| Edition | NAICS 2022 edition |
| SBA size standard | 1,250 employees |
Official definition (2022 NAICS)
This industry comprises establishments primarily engaged in manufacturing construction machinery, surface mining machinery, and logging equipment.
Illustrative Examples:
Backhoes manufacturing
Bulldozers manufacturing
Construction and surface mining-type rock drill bits manufacturing
Construction-type tractors and attachments manufacturing
Off-highway trucks manufacturing
Pile-driving equipment manufacturing
Portable crushing, pulverizing, and screening machinery manufacturing
Powered post hole diggers manufacturing
Road graders manufacturing
Surface mining machinery (except drilling) manufacturing
Is a business under 333120 "small"?
Under the SBA size standards (13 CFR 121.201, effective March 17, 2023), a business classified in NAICS 333120 qualifies as a small business if it does not exceed 1,250 employees. Small-business status determines eligibility for federal set-aside contracts, SAM.gov certifications and SBA loan programs — employee count is averaged over the latest 24 months.
Where 333120 sits in the hierarchy
| Level | Code | Title |
|---|---|---|
| Sector | 31-33 | Manufacturing |
| Subsector | 333 | Machinery Manufacturing |
| Industry Group | 3331 | Agriculture, Construction, and Mining Machinery Manufacturing |
| NAICS Industry | 33312 | Construction Machinery Manufacturing |
| National Industry | 333120 | Construction Machinery Manufacturing |
Related SIC codes
Via the official U.S. Census concordance (1987 SIC ↔ NAICS), shown only where the industry definition is unchanged in NAICS 2022.
| SIC code | Title |
|---|---|
3531 | Construction Machinery and Equipment |
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Data: official 2022 NAICS structure, descriptions and Census concordances, U.S. Census Bureau — U.S. government works in the public domain (17 U.S.C. §105). Suggested reference, not an official determination.