NAICS Code 327999

NAICS 327999

NAICS Code 327999 – All Other Miscellaneous Nonmetallic Mineral Product Manufacturing

Definition of NAICS Code 327999: This U.S. industry comprises establishments primarily engaged in manufacturing nonmetallic mineral products (except pottery, ceramics, and plumbing fixtures; clay building materials and refractories; glass and glass products; cement; ready-mix concrete; concrete products; lime; gypsum products; abrasive products; cut stone and stone products; ground and treated minerals and earth; and mineral wool).

  • You can also download your own copy of the complete 2017 NAICS Classification Manual. The NAICS Manual is updated every five years. The 2017 copy will be applicable until a new edition is produced in 2022.

Illustrative Examples of NAICS 327999

What are some examples of this code? The bulleted items below are illustrative examples of this classification.

  • Dry mix concrete manufacturing
  • Mica products manufacturing
  • Stucco and stucco products manufacturing
  • Synthetic stones, for gem stones and industrial use, manufacturing

Cross Reference Guide for Code 327999

What codes are similar to this classification that might be a more applicable code? The cross-reference guide below displays the codes for other similar industries. Please review to find the most applicable classification.

  • Manufacturing pottery, ceramics, and plumbing fixtures–are classified in Industry NAICS 327110, Pottery, Ceramics, and Plumbing Fixture Manufacturing;
  • Manufacturing clay building materials and refractories–are classified in Industry NAICS 327120, Clay Building Material and Refractories Manufacturing;
  • Manufacturing glass and glass products–are classified in Industry 32721, Glass and Glass Product Manufacturing;
  • Manufacturing cement–are classified in Industry NAICS 327310, Cement Manufacturing;
  • Mixing and delivering ready-mix concrete–are classified in Industry NAICS 327320, Ready-Mix Concrete Manufacturing;
  • Manufacturing concrete pipe, brick, and block–are classified in Industry NAICS 32733, Concrete Pipe, Brick, and Block Manufacturing;
  • Manufacturing concrete products (except pipe, brick, and block)–are classified in Industry NAICS 327390, Other Concrete Product Manufacturing;
  • Manufacturing lime–are classified in Industry NAICS 327410, Lime Manufacturing;
  • Manufacturing gypsum products–are classified in Industry NAICS 327420, Gypsum Product Manufacturing;
  • Manufacturing abrasives and abrasive products–are classified in Industry NAICS 327910, Abrasive Product Manufacturing;
  • Manufacturing cut stone and stone products–are classified in U.S. Industry NAICS 327991, Cut Stone and Stone Product Manufacturing;
  • Manufacturing ground and treated minerals and earth (i.e., not at the mine site)–are classified in U.S. Industry NAICS 327992, Ground or Treated Mineral and Earth Manufacturing; and
  • Manufacturing mineral wool and fiberglass insulation products–are classified in U.S. Industry NAICS 327993, Mineral Wool Manufacturing.

Other Index Entries for NAICS 327999

The North American Industry Classification System contains multiple index entries that are each descriptive of the same code. The bulleted list below shows all applicable index entries (Current and former) that are associated with this classification. These index entries further elaborate on the scope of applicable industries that have already been defined at the top of this page.

  • Asbestos products (except brake shoes and clutches) manufacturing
  • Built-up mica manufacturing
  • Ceramic fiber manufacturing
  • Concrete, dry mixture, manufacturing
  • Dry mix concrete manufacturing
  • Ecclesiastical statuary, paper mache, manufacturing
  • Images, small papier-mache, manufacturing
  • Mica products manufacturing
  • Papier-mache statuary and related art goods (e.g., urns, vases) manufacturing
  • Peat pots, molded pulp, manufacturing
  • Statuary, vases, and urns, papier-mache, manufacturing
  • Stones, synthetic, for gem stones and industrial use, manufacturing
  • Stucco and stucco products manufacturing
  • Synthetic stones, for gem stones and industrial use, manufacturing
Suggested Insurance Conversion Table for NAICS Code 327999

Looking for an insurance classification other than the North American Industry Classification System? If a company falls within the industry defined on this page, then the class codes mentioned below may be applicable. Please note that the bulleted cross-reference guide below is not authoritative. Users should have an insurance professional review to ensure proper insurance classification.

  • NCCI WC (Varies by state): 1853, 4038, 1852, 4036NAICS 327999
  • CA WC: 1741, 4038, 4036
  • DE WC: 0059, 0502, 0509, 0511
  • PA WC: 0050, 502, 509, 511
  • MI WC: 1748, 4036
  • NJ WC: 1853, 4038, 4036
  • NY WC: 1853, 4038, 1701
  • WY WC: 327999
  • NAICS: 327999
  • GL: 56980, 51957, 51230, 51957
  • SIC: 3299

Resources: Praxiom, AceGroupTDICalifornia Division of Workers Compensation, Delaware Workers Compensation Manual, Pennsylvania Workers Compensation Manual, Michigan Workers’ Compensation Placement Facility: Classification Definitions, New Jersey Workers Compensation and Employers Liability Insurance Manual, New York Workers Compensation and Employers Liability, North American Industry Classification System, Florida Underwriting Guide: Commercial General Liability Classifications,  Standard Industrial Classifications.

The suggested cross reference guide for NAICS code 327999 is based on our research using the resources cited above.

Correlating Code Breakdown for North American Industry Classification System

NAICS codes are broken down by digit. The broadest description starts with the 2 digit sector codes. The 3 digit subsector codes are more specific, then the 4 digit industry group, 5 digit industry, and the most specific is the 6 digit NAICS code (Where you are now). If the code on this page does not describe the industry of the business in question, then select the largest applicable code below. From there, follow through the progression of smaller digits to the larger digits in order to obtain the most specific 6 digit classification.

  • Sector 31-33: Manufacturing
  • Subsector 327: Nonmetallic Mineral Product Manufacturing
  • Industry Group 3279: Other Nonmetallic Mineral Product Manufacturin
  • Industry 32799: All Other Nonmetallic Mineral Product Manufacturing
  • 6 Digit Code(s) NAICS 327991: Cut Stone and Stone Product Manufacturing
  • 6 Digit Code(s) NAICS 327992: Ground or Treated Mineral and Earth Manufacturing
  • 6 Digit Code(s) NAICS 327993: Mineral Wool Manufacturing
  • 6 Digit Code(s) NAICS 327999: All Other Miscellaneous Nonmetallic Mineral Product Manufacturing
Other helpful NAICS Downloads

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NAICS Code 327999