# NAICS 334513: Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables

The SBA size standard for NAICS 334513 is 750 employees (13 CFR 121.201).

| Field | Value |
| --- | --- |
| Code | 334513 |
| Title | Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables |
| Level | 6 |
| Parent | 33451 |
| Size standard | 750 employees |
| Footnote | - |

## Description

This U.S. industry comprises establishments primarily engaged in manufacturing instruments and related devices for measuring, displaying, indicating, recording, transmitting, and controlling industrial process variables. These instruments measure, display, or control (monitor, analyze, and so forth) industrial process variables, such as temperature, humidity, pressure, vacuum, combustion, flow, level, viscosity, density, acidity, concentration, and rotation.

## 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/334513/size-standard?revenue_usd=...
- MCP tools: naics_lookup, size_standard_check

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