{
  "@context": [
    "https://schema.org",
    {
      "ec": "https://entitycodes.org/vocab#"
    }
  ],
  "@type": "DefinedTerm",
  "@id": "https://entitycodes.org/naics/334519/",
  "identifier": "334519",
  "name": "Other Measuring and Controlling Device Manufacturing",
  "description": "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).",
  "url": "https://entitycodes.org/naics/334519/",
  "inDefinedTermSet": {
    "@type": "DefinedTermSet",
    "name": "NAICS 2022",
    "url": "https://entitycodes.org/naics/"
  },
  "sameAs": [
    "https://www.census.gov/naics/?input=334519&year=2022"
  ],
  "additionalProperty": [
    {
      "@type": "PropertyValue",
      "name": "SBA size standard",
      "value": "600 employees",
      "unitText": "employees",
      "description": "13 CFR 121.201, as-of 2023-03-17"
    },
    {
      "@type": "PropertyValue",
      "name": "IRS PBA code",
      "value": "334500",
      "description": "IRS Principal Business Activity code (method: rolled-up)"
    },
    {
      "@type": "PropertyValue",
      "name": "US establishments",
      "value": 913,
      "description": "Census County Business Patterns 2023"
    }
  ],
  "ec:crosswalk": [
    {
      "system": "SIC 1987",
      "code": "3495",
      "title": "Wire Springs",
      "confidence": "chain",
      "via": "SIC1987:3495\u2192NAICS1997:334518\u21922002:334518\u21922007:334518\u21922012:334519\u21922017:334519\u21922022:334519",
      "url": "https://entitycodes.org/sic/3495/"
    },
    {
      "system": "SIC 1987",
      "code": "3579",
      "title": "Office Machines, NEC",
      "confidence": "chain",
      "via": "SIC1987:3579\u2192NAICS1997:334518\u21922002:334518\u21922007:334518\u21922012:334519\u21922017:334519\u21922022:334519",
      "url": "https://entitycodes.org/sic/3579/"
    },
    {
      "system": "SIC 1987",
      "code": "3829",
      "title": "Measuring and Controlling Devices, NEC",
      "confidence": "chain",
      "via": "SIC1987:3829\u2192NAICS1997:334518\u21922002:334518\u21922007:334518\u21922012:334519\u21922017:334519\u21922022:334519",
      "url": "https://entitycodes.org/sic/3829/"
    },
    {
      "system": "SIC 1987",
      "code": "3873",
      "title": "Watches, Clocks, Clockwork Operated Devices, and Parts",
      "confidence": "chain",
      "via": "SIC1987:3873\u2192NAICS1997:334518\u21922002:334518\u21922007:334518\u21922012:334519\u21922017:334519\u21922022:334519",
      "url": "https://entitycodes.org/sic/3873/"
    },
    {
      "system": "SIC 1987",
      "code": "3915",
      "title": "Jewelers Findings and Materials and Lapidary Work",
      "confidence": "chain",
      "via": "SIC1987:3915\u2192NAICS1997:334518\u21922002:334518\u21922007:334518\u21922012:334519\u21922017:334519\u21922022:334519",
      "url": "https://entitycodes.org/sic/3915/"
    }
  ],
  "ec:provenance": {
    "definition": {
      "source": "US Census 2022 NAICS Manual",
      "type": "US gov \u2014 public domain"
    },
    "crosswalk": {
      "source": "Census NAICS\u2194SIC concordance",
      "method": "transitive chain (NOT direct)"
    },
    "sba_size_standard": {
      "source": "SBA Table of Size Standards (13 CFR 121.201)",
      "as_of": "2023-03-17"
    },
    "establishments": {
      "source": "Census County Business Patterns",
      "year": 2023
    }
  },
  "license": "https://www.usa.gov/government-works",
  "dateModified": "2026-07-21",
  "isPartOf": {
    "@type": "DefinedTerm",
    "identifier": "3345",
    "name": "Navigational, Measuring, Electromedical, and Control Instruments Manufacturing",
    "@id": "https://entitycodes.org/naics/3345/"
  }
}