334513 — Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables
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.
Overview Facts
| NAICS Code | 334513 |
|---|---|
| Industry Title | Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables |
| SBA Size Standard | 750 employees |
| U.S. Establishments | 889 (Census CBP, 2023) |
| IRS PBA Code | 334500 (rolled-up match) |
| Sectors Hierarchy | Sector 31-33 → 334 → 3345 |
| 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 3823 - Industrial Instruments for Measurement, Display, and Control of Process Variables; and Related Products (via SIC1987:3823→NAICS1997:334513→2002:334513→2007:334513→2012:334513→2017:334513→2022:334513)
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 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
- PSC 6695 — Combination and Miscellaneous Instruments
Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)
Related Resources & Compliance Guides
Further regulatory reference links for NAICS code 334513:
- 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 3345
Frequently Asked Questions (FAQ)
Is 334513 a valid 2022 NAICS code?
NAICS 334513 is 'Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables', a 2022 U.S. national industry under Sector 31-33 (Manufacturing); the SBA small-business size standard is 750 employees.
What is the SBA size standard for NAICS 334513?
The SBA small business size standard for NAICS 334513 is 750 employees (based on employees).
What is the legacy SIC code mapping for 334513?
NAICS code 334513 maps to the legacy 1987 SIC codes: 3823 - Industrial Instruments for Measurement, Display, and Control of Process Variables; and Related Products.