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    333 - Machinery Manufacturing

    In the complex world of industrial production, NAICS code 333 stands out as a critical classification within the Manufacturing sector. Known as Machinery Manufacturing, this code encompasses a broad spectrum of businesses dedicated to producing machinery used across numerous industries. Whether it's engines, turbines, or specialized mechanical equipment, NAICS 333 captures the essence of manufacturing that powers agriculture, construction, and industrial operations.

    What is NAICS Code 333?

    NAICS code 333 specifically covers establishments engaged in the manufacturing of machinery. This includes a wide array of mechanical products such as agricultural machinery, construction machinery, and industrial machinery. Businesses classified under this code supply essential equipment that drives productivity and innovation across multiple sectors.

    Sector: Manufacturing

    This code falls squarely within the Manufacturing sector, highlighting its role in fabricating tangible machines and mechanical products. The Manufacturing sector is a cornerstone of the economy, and NAICS 333 represents a specialized subset focused on machinery creation.

    Detailed Code Information

    NAICS Code Title Sector Description
    333 Machinery Manufacturing Manufacturing Establishments that manufacture machinery, including engines, turbines, and mechanical equipment used in agriculture, construction, and industrial operations.

    Typical Business Activities Under NAICS 333

    Businesses falling under NAICS 333 engage in several key activities that include:

    • Agricultural Machinery Manufacturing: Producing tractors, harvesters, and other farming equipment.
    • Construction Machinery Manufacturing: Making excavators, loaders, and other heavy construction equipment.
    • Industrial Machinery Manufacturing: Creating machines used in factories, such as conveyor systems, pumps, and compressors.

    Size Standards and Eligibility for NAICS 333

    To qualify as a small business under NAICS code 333, the Small Business Administration (SBA) sets size standards based on the number of employees or annual receipts. Typically:

    • Employee-based standard: Businesses with up to 1,000 employees are considered small.
    • Revenue-based standard: For some subcategories, businesses with annual revenues up to $38.5 million may qualify as small.

    These thresholds allow businesses in the machinery manufacturing industry to participate in federal contracting opportunities and gain access to resources specifically designed for small enterprises.

    Examples of Businesses Under NAICS 333

    Examples of companies and activities grouped under NAICS 333 include:

    • Firms manufacturing tractors and farming equipment.
    • Businesses producing tailored heavy machinery for construction sites.
    • Companies specializing in industrial pumps, turbines, and compressors used in manufacturing plants.
    • Manufacturers of engine parts and mechanical components tailored to a variety of industries.

    Frequently Asked Questions (FAQ)

    What industries rely on machinery manufactured under NAICS 333?

    NAICS 333 machinery serves key industries such as agriculture, construction, mining, and various manufacturing plants. These machines support operations from planting crops to building infrastructure and producing goods.

    How is NAICS code 333 used by government agencies?

    Government agencies use this NAICS code to classify manufacturers when awarding contracts, conducting economic analysis, or regulating industries. It helps streamline procurement and reporting processes.

    Can a company fall under multiple NAICS codes?

    Yes, some companies might operate in more than one NAICS classification, but their primary economic activity will determine their principal NAICS code.

    How can small businesses in NAICS 333 benefit from knowing their NAICS code?

    Understanding the NAICS classification helps small businesses identify federal contracting opportunities, access SBA programs, and benchmark themselves against industry standards.


    By understanding NAICS code 333 - Machinery Manufacturing, businesses and stakeholders can better position themselves within the manufacturing sector. Whether youโ€™re a manufacturer looking to expand or a government agency seeking reliable contractors, this classification provides critical insight into the machinery production landscape.


    Keywords: NAICS code 333, Machinery Manufacturing, Manufacturing sector, agricultural machinery, construction machinery, industrial machinery, small business size standards, federal contracting machinery manufacturing