NAICS UNIVERSITY · Free research for insurance agents
Other Measuring and Controlling Device Manufacturing
NAICS 334519 · United States · 2022 edition
This U.S. industry comprises establishments primarily engaged in manufacturing measuring and controlling devices (except search, detection, navigation, guidance, aeronautical, and nautical instruments and systems; automatic environmental controls for residential, commercial, and appliance use; instruments for measurement, display, and control of industrial process variables; totalizing fluid meters and counting devices; instruments for measuring and testing electricity and electrical signals; analytical laboratory instruments; irradiation equipment; and electromedical and electrotherapeutic apparatus).
Activities described by this code
- Aircraft engine instruments manufacturing
- Automotive emissions testing equipment manufacturing
- Clocks assembling
- Meteorological instruments manufacturing
- Physical properties testing and inspection equipment manufacturing
- Polygraph machines manufacturing
- MANUFACTURING 271
- Radiation detection and monitoring instruments manufacturing
- Surveying instruments manufacturing
- Thermometers, liquid-in-glass and bimetal types
- (except medical), manufacturing
- Watches (except smartwatches) and parts (except crystals) manufacturing
Other activities to examine
- Manufacturing medical thermometers: 339112 — Surgical and Medical Instrument Manufacturing
- Manufacturing automatic controls and regulators for applications, such as heating, air-conditioning, refrigeration and appliances: 334512 — Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use
- Manufacturing instruments and related devices that measure, display, or control (i.e., monitor or analyze) industrial process variables: 334513 — Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables
- Manufacturing totalizing (i.e., registering) fluid meters and counting devices, including motor vehicle gauges: 334514 — Totalizing Fluid Meter and Counting Device Manufacturing
- Manufacturing instruments for measuring and testing the characteristics of electricity and electrical signals-: 334515 — Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals
- Manufacturing instruments for laboratory analysis of the physical composition or concentration of samples of solid, fluid, gaseous, or composite materials: 334516 — Analytical Laboratory Instrument Manufacturing
- Manufacturing X-ray apparatus, tubes, or related irradiation apparatus: 334517 — Irradiation Apparatus Manufacturing
- Manufacturing electromedical and electrotherapeutic apparatus: 334510 — Electromedical and Electrotherapeutic Apparatus Manufacturing
- Manufacturing glass watch and clock crystals: 32721 — Glass and Glass Product Manufacturing
- Manufacturing plastics watch and clock crystals: 326199 — All Other Plastics Product Manufacturing
- Manufacturing timing relays: 335314 — Relay and Industrial Control Manufacturing;
- Manufacturing smartwatches: 334220 — Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing
Census classification reference
For educational purposes only. AI-generated insurance research and automated logic can contain errors. Independently verify classification and coverage decisions.
Compare another operationInsurance operations research — draft
Establishments in this class manufacture a wide range of measuring, testing, and controlling devices — including surveying instruments, meteorological sensors, radiation detection equipment, automotive emissions testers, clocks, watches, and physical properties testing equipment. Day-to-day operations typically involve precision assembly, calibration, quality testing, and distribution to commercial, industrial, government, or scientific end users.
Questions to investigate
- What specific types of instruments are manufactured, and what are the primary end-use applications?
- Are any products used in life-safety, aviation, nuclear, radiation monitoring, or other safety-critical environments?
- What is the geographic distribution footprint — domestic only, or significant international sales?
- Does the operation include calibration, field testing, or installation services in addition to manufacturing?
This insurance research was generated in April 2026. It has not received a complete human review. The October 12, 2026 audit checked codes and titles only, not descriptions or coverage assertions.