NAICS Code 321918

NAICS 321918

NAICS Code 321918 – Other Millwork (including Flooring)

Definition of NAICS Code 321918: This U.S. industry comprises establishments primarily engaged in manufacturing millwork (except wood windows, wood doors, and cut stock).

  • 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 321918

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

  • Clear and finger joint wood moldings manufacturing
  • Decorative wood moldings (e.g., base, chair rail, crown, shoe) manufacturing
  • Ornamental woodwork (e.g., cornices, mantel) manufacturing
  • Planing mills, millwork
  • Stairwork (e.g., newel posts, railings, stairs, staircases), wood, manufacturing
  • Wood flooring manufacturing
  • Wood shutters manufacturing

Cross Reference Guide for Code 321918

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 wood windows and doors–are classified in U.S. Industry NAICS 321911, Wood Window and Door Manufacturing; and
  • Manufacturing cut stock, resawing lumber, and/or planing purchased lumber–are classified in U.S. Industry NAICS 321912, Cut Stock, Resawing Lumber, and Planing.

Other Index Entries for NAICS 321918

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.

  • Baseboards, floor, wood, manufacturing
  • Brackets, wood, manufacturing
  • Clear and finger joint wood moldings manufacturing
  • Columns, porch, wood, manufacturing
  • Cornices, wood, manufacturing
  • Decorative wood moldings (e.g., base, chair rail, crown, shoe) manufacturing
  • Door shutters, wood, manufacturing
  • Door trim, wood molding, manufacturing
  • Exterior wood shutters manufacturing
  • Floor baseboards, wood, manufacturing
  • Flooring, wood, manufacturing
  • Moldings, clear and finger joint wood, manufacturing
  • Moldings, wood and covered wood, manufacturing
  • Newel posts, wood, manufacturing
  • Ornamental woodwork (e.g., cornices, mantels) manufacturing
  • Panel work, wood millwork, manufacturing
  • Parquet flooring, hardwood, manufacturing
  • Parquetry, hardwood, manufacturing
  • Planing mills, millwork
  • Porch work (e.g., columns, newels, rails, trellises), wood, manufacturing
  • Railings, wood stair, manufacturing
  • Shutters, door and window, wood and covered wood, manufacturing
  • Shutters, wood, manufacturing
  • Stair railings, wood, manufacturing
  • Stairwork (e.g., newel posts, railings, staircases, stairs), wood, manufacturing
  • Trellises, wood, manufacturing
  • Trim, wood and covered wood, manufacturing
  • Venetian blind slats, wood, manufacturing
  • Wainscots, wood, manufacturing
  • Weather strip, wood, manufacturing
  • Window trim, wood and covered wood moldings, manufacturing
  • Wood flooring manufacturing
  • Wood moldings (e.g., pre-finished, unfinished), clear and finger joint, manufacturing
  • Wood shutters manufacturing
Suggested Insurance Conversion Table for NAICS Code 321918

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): 2731NAICS 321918
  • CA WC: 2731
  • DE WC: 0305
  • PA WC: 305
  • MI WC: 2731
  • NJ WC: 2710
  • NY WC: 2731
  • WY WC: 321918
  • GL: 58873
  • SIC: 2421

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 321918 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 321: Wood Product Manufacturing
  • Industry Group 3219: Other Wood Product Manufacturing
  • Industry 32191: Millwork
  • 6 Digit Code(s) NAICS 321911: Wood Window and Door Manufacturing
  • 6 Digit Code(s) NAICS 321912: Cut Stock, Resawing Lumber, and Planing
  • 6 Digit Code(s) NAICS 321918: Other Millwork (including Flooring)
Other helpful NAICS Downloads

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NAICS Code 321918