NAICS 2022 industry USA Verified: Census NAICS 2022 · 2026-01-01
32721
NAICS 32721 — Glass and Glass Product Manufacturing
Glass and Glass Product Manufacturing
NAICS 32721 is the NAICS industry code for glass and glass product manufacturing establishments in the United States. It forms part of the hierarchical North American Industry Classification System maintained by the Census Bureau.
Child industry codes in 32721 (4)
Exclusions & Cross-References
Activities classified under other official NAICS codes:
- manufacturing fibreglass boats (See 33661 Ship and boat building)
- manufacturing fibreglass insulation (See 327990 All other non-metallic mineral product manufacturing (CAN))
- manufacturing optical fibre cable, made of individually sheathed glass strands (See 335920 Communication and energy wire and cable manufacturing (CAN))
- manufacturing windows (See 32191 Millwork)
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/ |
NAICS hierarchy path
Trace the classification from the broadest sector down to this national industry code.