# NAICS 33451: Navigational, Measuring, Electromedical, and Control Instruments Manufacturing

No SBA size standard is recorded for NAICS 33451.

| Field | Value |
| --- | --- |
| Code | 33451 |
| Title | Navigational, Measuring, Electromedical, and Control Instruments Manufacturing |
| Level | 5 |
| Parent | 3345 |
| Size standard | - |
| Footnote | - |

## Description

This industry comprises establishments primarily engaged in manufacturing navigational, measuring, electromedical, and control instruments. Examples of products made by these establishments are aeronautical instruments, appliance regulators and controls (except switches), laboratory analytical instruments, navigation and guidance systems, and physical properties testing equipment.

## 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/33451/size-standard?revenue_usd=...
- MCP tools: naics_lookup, size_standard_check

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