# NAICS 33641: Aerospace Product and Parts Manufacturing

No SBA size standard is recorded for NAICS 33641.

| Field | Value |
| --- | --- |
| Code | 33641 |
| Title | Aerospace Product and Parts Manufacturing |
| Level | 5 |
| Parent | 3364 |
| Size standard | - |
| Footnote | - |

## Description

This industry comprises establishments primarily engaged in one or more of the following: (1) manufacturing complete aircraft, missiles, or space vehicles; (2) manufacturing aerospace engines, propulsion units, auxiliary equipment, or parts; (3) developing and making prototypes of aerospace products; (4) aircraft conversion (i.e., major modifications to systems); and (5) complete aircraft or propulsion systems overhaul and rebuilding (i.e., periodic restoration of aircraft to original design specifications).

## Sources

- Census NAICS: https://www.census.gov/naics/
- SBA size standards: https://www.sba.gov/document/support-table-size-standards

## API and MCP

- REST: GET https://samgovapi.io/api/v1/naics/33641/size-standard?revenue_usd=...
- MCP tools: naics_lookup, size_standard_check

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