9 NAICS industries for “naics:33451”

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NAICS (North American Industry Classification System) classifies businesses by their primary activity. It is used for government statistics, contracting, marketing, and business research. Learn about NAICS →

  1. 334510 Electromedical and Electrotherapeutic Apparatus Manufacturing

    Manufacturing electromedical and electrotherapeutic apparatus, such as magnetic resonance imaging equipment, medical ultrasound equipment, pacemakers, hearing aids, electrocardiographs, and electromedical endoscopic equipment.

    494 U.S. business records

  2. 334511 Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing

    Manufacturing search, detection, navigation, guidance, aeronautical, and nautical systems and instruments.

    1,751 U.S. business records

  3. 334512 Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use

    Manufacturing automatic controls and regulators for applications, such as heating, air-conditioning, refrigeration, and appliances.

    621 U.S. business records

  4. 334513 Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables

    Manufacturing instruments and related devices for measuring, displaying, indicating, recording, transmitting, and controlling industrial process variables.

    788 U.S. business records

  5. 334514 Totalizing Fluid Meter and Counting Device Manufacturing

    Manufacturing totalizing (i.e., registering) fluid meters and counting devices.

    111 U.S. business records

  6. 334515 Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals

    Manufacturing instruments for measuring and testing the characteristics of electricity and electrical signals.

    454 U.S. business records

  7. 334516 Analytical Laboratory Instrument Manufacturing

    Manufacturing instruments and instrumentation systems for laboratory analysis of the chemical or physical composition or concentration of samples of solid, fluid, gaseous, or composite material.

    819 U.S. business records

  8. 334517 Irradiation Apparatus Manufacturing

    Manufacturing irradiation apparatus and tubes for applications, such as medical diagnostic, medical therapeutic, industrial, research, and scientific evaluation.

    105 U.S. business records

  9. 334519 Other Measuring and Controlling Device Manufacturing

    Manufacturing measuring and controlling devices.

    Excludes: 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.

    811 U.S. business records

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Sources & methodology

NAICS definitions: U.S. Census Bureau, 2022

SIC definitions: OSHA SIC Manual

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