NAICS Code 332321 — Metal Window and Door Manufacturing
National Industry in the official 2022 North American Industry Classification System (U.S. Census Bureau). It is one of 3 national industries under 33232 (Ornamental and Architectural Metal Products Manufacturing).
| Code | 332321 |
|---|---|
| Title | Metal Window and Door Manufacturing |
| Level | National Industry (6-digit) |
| Edition | NAICS 2022 edition |
| SBA size standard | 750 employees |
Official definition (2022 NAICS)
This U.S. industry comprises establishments primarily engaged in manufacturing metal framed windows (i.e., typically using purchased glass) and metal doors. Examples of products made by these establishments are metal door frames; metal framed window and door screens; and metal molding and trim (except automotive).
Is a business under 332321 "small"?
Under the SBA size standards (13 CFR 121.201, effective March 17, 2023), a business classified in NAICS 332321 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 332321 sits in the hierarchy
| Level | Code | Title |
|---|---|---|
| Sector | 31-33 | Manufacturing |
| Subsector | 332 | Fabricated Metal Product Manufacturing |
| Industry Group | 3323 | Architectural and Structural Metals Manufacturing |
| NAICS Industry | 33232 | Ornamental and Architectural Metal Products Manufacturing |
| National Industry | 332321 | Metal Window and Door 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 |
|---|---|
3442 | Metal Doors, Sash, Frames, Molding, and Trim Manufacturing |
3444 | Sheet Metal Work |
Related National Industry codes
332322— Sheet Metal Work Manufacturing332323— Ornamental and Architectural Metal Work Manufacturing
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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.