NAICS 3279 - Other Nonmetallic Mineral Product Manufacturing

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What is NAICS 3279

NAICS code 3279 encompasses establishments engaged in manufacturing nonmetallic mineral products, excluding clay products, refractory products, glass products, cement and concrete products, lime, and gypsum products. This sector produces a variety of specialized mineral-based materials used in construction, industrial applications, and infrastructure development. Businesses operating under this classification typically manufacture items such as abrasives, mineral wool, and other unique nonmetallic mineral components essential for various industrial processes. Government agencies contract with these manufacturers to support infrastructure projects, defense applications, and environmental remediation efforts that require durable and specialized mineral products. The industry plays a critical role in supplying materials that meet stringent regulatory and performance standards, making it a valuable partner in public sector procurement. Companies in this sector benefit from government contracts that provide stable demand and opportunities to innovate in material science and manufacturing processes.

Industry Classification for NAICS 3279

This industry group comprises establishments manufacturing nonmetallic mineral products (except clay products, refractory products, glass products, cement and concrete products, lime, and gypsum products).

Breakdown for NAICS 3279

  • Includes manufacturing of nonmetallic mineral products excluding clay, refractory, glass, cement, lime, and gypsum products.
  • Covers specialized mineral-based materials used in industrial and infrastructure applications.
  • Typical business sizes range from small manufacturers to mid-sized enterprises with specialized production capabilities.
  • Supports government projects requiring durable, high-performance mineral products.
  • Subject to regulatory standards for quality, safety, and environmental compliance.
  • Includes products used in maintenance, construction, and environmental management.

Included Activities for NAICS 3279

  • Manufacturing abrasive products such as grinding wheels and polishing compounds.
  • Producing mineral wool for thermal and acoustic insulation applications.
  • Fabricating specialty mineral-based components for industrial uses.
  • Custom manufacturing of nonmetallic mineral materials to government specifications.
  • Supplying mineral products for infrastructure and public works projects.
  • Conducting quality testing and compliance verification of mineral products.
  • Packaging and distribution of manufactured nonmetallic mineral items.
  • Collaborating with government agencies to meet specific material requirements.

Business Types for NAICS 3279

  • Specialty mineral product manufacturers
  • Industrial abrasives producers
  • Mineral wool insulation manufacturers
  • Custom nonmetallic mineral fabricators
  • Small and medium-sized enterprises specializing in mineral products
  • Subcontractors supplying mineral components for government contracts

Government Buyers for NAICS 3279

Federal, state, and local government agencies frequently purchase products under NAICS code 3279 to support infrastructure maintenance, public works, defense installations, and environmental management projects. Agencies such as the Department of Defense, the General Services Administration, the Department of Transportation, and the Environmental Protection Agency require specialized nonmetallic mineral products for construction, repair, and operational needs. These buyers rely on contractors to supply materials like abrasives for maintenance, mineral wool for insulation, and other nonmetallic mineral products that comply with technical specifications and safety standards. The procurement of these products supports government objectives around sustainability, durability, and cost efficiency in public projects.

Contract Types & Procurement for NAICS 3279

Contracts under NAICS code 3279 often include firm-fixed-price, indefinite delivery/indefinite quantity (IDIQ), and task order contracts. Procurement methods typically involve competitive bidding, requests for proposals (RFPs), and simplified acquisition procedures, depending on contract size and urgency. Contract values vary widely, from small supply orders for maintenance projects to multi-million dollar contracts supporting large-scale infrastructure or defense initiatives. Government buyers prioritize vendors with proven quality control, compliance with environmental regulations, and the ability to meet delivery schedules. Subcontracting opportunities also exist for specialized product manufacturing and custom material fabrication within this NAICS category.

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