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    324191 - Petroleum Lubricating Oil and Grease Manufacturing

    If you're exploring the manufacturing sector, NAICS code 324191 stands out as a key classification for businesses involved in the production of petroleum lubricants and greases. This code is essential for companies engaged in creating vital products that reduce friction and wear in engines and machinery, helping everything from vehicles to industrial equipment run smoothly.

    What is NAICS Code 324191?

    NAICS 324191 refers to the industry segment primarily engaged in the manufacturing of lubricating oils and greases from petroleum. These petroleum-based products include motor oils, greases, hydraulic fluids, brake fluids, and other specialized lubricants that ensure optimal mechanical performance and protection.

    Industry Description

    This industry comprises establishments that refine and formulate various lubrication products from petroleum. These substances are crucial for reducing friction, heat, and wear in engines and mechanical parts.

    Sector Information & Typical Business Activities

    • Sector: Manufacturing
    • Primary Activities:
      • Lubricating oil manufacturing
      • Grease manufacturing
      • Petroleum lubricant production

    Businesses in this industry produce a broad range of lubricants tailored for automotive, industrial, agricultural, and aerospace applications. The products extend beyond standard motor oils to include specialized fluids like cutting oils, grinding oils, and rust arresting compounds.

    Size Standards for NAICS 324191

    For federal contracting and economic analysis, the typical size standard for businesses classified under NAICS 324191 is:

    • 900 employees

    This threshold helps determine eligibility for small business programs and government contracts under this classification.

    Examples of Businesses That Fall Under NAICS 324191

    • Companies manufacturing motor oils and greases
    • Producers of hydraulic and brake fluids
    • Facilities engaged in re-refining used petroleum lubricating oils
    • Establishments making rust arresting compounds from refined petroleum

    Popular business types include large oil refiners as well as specialized lubricant producers dedicated to industrial and automotive supply chains.

    Detailed Code Breakdown

    Product/Service Category Description
    Brake fluids, petroleum, made from refined petroleum Fluids used in braking systems, derived from petroleum
    Cutting oils made from refined petroleum Lubricants used during metal cutting processes
    Greases, petroleum lubricating, made from refined petroleum Semi-solid lubricants for heavy-duty and industrial use
    Grinding oils, petroleum, made from refined petroleum Oils used in grinding operations to reduce heat and wear
    Hydraulic fluids, petroleum, made from refined petroleum Fluids transmitting power in hydraulic machinery
    Lubricating oils and greases, petroleum, made from refined petroleum General category covering most petroleum-based lubricants
    Motor oils, petroleum, made from refined petroleum Lubricants designed for engine protection
    Oils, lubricating petroleum, made from refined petroleum Various lubricating oils derived from petroleum
    Oils, petroleum lubricating, re-refining used Reprocessed used lubricating oils
    Petroleum lubricating oils made from refined petroleum Refined oils specifically for lubrication
    Re-refining used petroleum lubricating oils Processes to recycle used lubricating oils
    Rust arresting petroleum compounds made from refined petroleum Agents preventing rust formation
    Transmission fluids, petroleum, made from refined petroleum Fluids used in vehicle transmissions

    Frequently Asked Questions (FAQ)

    What products are manufactured under NAICS code 324191?

    This code covers lubricating oils, greases, hydraulic fluids, brake fluids, motor oils, and other petroleum-derived lubricants.

    Which sector does NAICS 324191 belong to?

    It is part of the Manufacturing sector, specifically focusing on petroleum-based lubricant production.

    What is the employee size standard for NAICS 324191?

    The typical size standard is 900 employees, which is critical for small business eligibility in government contracts.

    Can companies that re-refine used petroleum oils be classified under this NAICS?

    Yes, establishments involved in the re-refining of used petroleum lubricating oils fall under this classification.

    Why is this NAICS code important?

    It identifies companies that produce essential lubricants ensuring machinery and engine efficiency in numerous industries including automotive, industrial manufacturing, and aerospace.


    Understanding NAICS code 324191 is crucial for businesses, contractors, and analysts involved in the production or procurement of petroleum-based lubricants and greases. This classification not only helps streamline regulatory and contracting processes but also provides insights into a vital segment of the manufacturing sector that fuels industry and innovation.

    View Active Opportunities for NAICS 324191

    See current federal, state, and local government contracts using this NAICS code.

    Browse 324191 Opportunities →
    ← Back to NAICS Browser

    Explore More NAICS Codes:

    • 7132 - Gambling Industries
    • 311514 - Dry, Condensed, and Evaporated Dairy Product Manufacturing
    • 31121 - Flour Milling and Malt Manufacturing
    • 3141 - Textile Furnishings Mills
    • 31141 - Frozen Food Manufacturing

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