NAICS Code 332510 — Hardware Manufacturing

National Industry in the official 2022 North American Industry Classification System (U.S. Census Bureau). It is the only national industry under 33251 (Hardware Manufacturing).

Code	332510
Title	Hardware Manufacturing
Level	National Industry (6-digit)
Edition	NAICS 2022 edition
SBA size standard	750 employees

Official definition (2022 NAICS)

This industry comprises establishments primarily engaged in manufacturing metal hardware, such as metal hinges, metal handles, keys, and locks (except coin- or card-operated, time locks).

Is a business under 332510 "small"?

Under the SBA size standards (13 CFR 121.201, effective March 17, 2023), a business classified in NAICS 332510 qualifies as a small business if it does not exceed 750 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 332510 sits in the hierarchy

Level	Code	Title
Sector	31-33	Manufacturing
Subsector	332	Fabricated Metal Product Manufacturing
Industry Group	3325	Hardware Manufacturing
NAICS Industry	33251	Hardware Manufacturing
National Industry	332510	Hardware 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
3429	Hardware, Not Elsewhere Classified
3499	Fabricated Metal Products, Not Elsewhere Classified

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.