332993 — Ammunition (except Small Arms) Manufacturing
Description
This U.S. industry comprises establishments primarily engaged in manufacturing ammunition (except small arms). Examples of products made by these establishments are bombs, depth charges, rockets (except guided missiles), grenades, mines, and torpedoes.
Overview Facts
| NAICS Code | 332993 |
|---|---|
| Industry Title | Ammunition (except Small Arms) Manufacturing |
| SBA Size Standard | 1,500 employees |
| U.S. Establishments | 60 (Census CBP, 2023) |
| IRS PBA Code | 332900 (rolled-up match) |
| Sectors Hierarchy | Sector 31-33 → 332 → 3329 |
| Source / Verified | US Census 2022 NAICS Manual, Census CBP / 2026-06-28 |
Legacy SIC Concordance
Trace the historical mapping chain from the 1987 Standard Industrial Classification (SIC) to the modern 2022 NAICS code format.
- SIC 3483 - Ammunition, Except for Small Arms (via SIC1987:3483→NAICS1997:332993→2002:332993→2007:332993→2012:332993→2017:332993→2022:332993)
Suggested Product Service Codes (Advisory)
The following Product Service Codes (PSCs) are advisory suggestions aligned with this NAICS code. Note: NAICS and PSC codes map to different dimensions of procurement (industry vs. product/service). There is no official binding 1:1 crosswalk.
- PSC 1350 — Underwater Mine Inert Components
- PSC 1395 — Miscellaneous Ammunition
Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)
Related Resources & Compliance Guides
Further regulatory reference links for NAICS code 332993:
- Sector 31-33 Directory Hub — List of related industries in the Manufacturing sector.
- SIC ↔ NAICS Crosswalk Tool — Look up mappings between legacy SIC codes and modern classifications.
- SBA Size Standards Guide — Complete rules and averaging periods for small business classifications.
- Calculating Annual Receipts Guide — Detailed worked example of revenue calculation rules.
- IRS Principal Business Activity Guide — How NAICS codes map to corporate and entity tax filings.
Related Industries in 3329
Frequently Asked Questions (FAQ)
Is 332993 a valid 2022 NAICS code?
NAICS 332993 is 'Ammunition (except Small Arms) Manufacturing', a 2022 U.S. national industry under Sector 31-33 (Manufacturing); the SBA small-business size standard is 1,500 employees.
What is the SBA size standard for NAICS 332993?
The SBA small business size standard for NAICS 332993 is 1,500 employees (based on employees).
What is the legacy SIC code mapping for 332993?
NAICS code 332993 maps to the legacy 1987 SIC codes: 3483 - Ammunition, Except for Small Arms.