{
  "@context": [
    "https://schema.org",
    {
      "ec": "https://entitycodes.org/vocab#"
    }
  ],
  "@type": "DefinedTerm",
  "@id": "https://entitycodes.org/naics/336510/",
  "identifier": "336510",
  "name": "Railroad Rolling Stock Manufacturing",
  "description": "This industry comprises establishments primarily engaged in one or more of the following: (1) manufacturing and/or rebuilding locomotives, locomotive frames, and parts; (2) manufacturing railroad, street, and rapid transit cars and car equipment for operation on rails for freight and passenger service; and (3) manufacturing rail layers, ballast distributors, rail tamping equipment, and other railway track maintenance equipment.",
  "url": "https://entitycodes.org/naics/336510/",
  "inDefinedTermSet": {
    "@type": "DefinedTermSet",
    "name": "NAICS 2022",
    "url": "https://entitycodes.org/naics/"
  },
  "sameAs": [
    "https://www.census.gov/naics/?input=336510&year=2022"
  ],
  "additionalProperty": [
    {
      "@type": "PropertyValue",
      "name": "SBA size standard",
      "value": "1,500 employees",
      "unitText": "employees",
      "description": "13 CFR 121.201, as-of 2023-03-17"
    },
    {
      "@type": "PropertyValue",
      "name": "IRS PBA code",
      "value": "336510",
      "description": "IRS Principal Business Activity code (method: exact)"
    },
    {
      "@type": "PropertyValue",
      "name": "US establishments",
      "value": 220,
      "description": "Census County Business Patterns 2023"
    }
  ],
  "ec:crosswalk": [
    {
      "system": "SIC 1987",
      "code": "3531",
      "title": "Construction Machinery and Equipment",
      "confidence": "chain",
      "via": "SIC1987:3531\u2192NAICS1997:33651\u21922002:336510\u21922007:336510\u21922012:336510\u21922017:336510\u21922022:336510",
      "url": "https://entitycodes.org/sic/3531/"
    },
    {
      "system": "SIC 1987",
      "code": "3743",
      "title": "Railroad Equipment",
      "confidence": "chain",
      "via": "SIC1987:3743\u2192NAICS1997:33651\u21922002:336510\u21922007:336510\u21922012:336510\u21922017:336510\u21922022:336510",
      "url": "https://entitycodes.org/sic/3743/"
    }
  ],
  "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": "3365",
    "name": "Railroad Rolling Stock Manufacturing",
    "@id": "https://entitycodes.org/naics/3365/"
  }
}