NAICS UNIVERSITY · Free research for insurance agents
Precision Turned Product Manufacturing
NAICS 332721 · United States · 2022 edition
This U.S. industry comprises establishments known as precision turned manufacturers primarily engaged in machining precision products of all materials on a job or order basis. Generally precision turned product jobs are large volume using machines, such as automatic screw machines, rotary transfer machines, computer numerically controlled (CNC) lathes, or turning centers.
Activities described by this code
Other activities to examine
- Manufacturing metal bolts, nuts, screws, rivets, washers, and other industrial fasteners using machines, such as headers, threaders, and nut forming machines: 332722 — Bolt, Nut, Screw, Rivet, and Washer Manufacturing;
- Machining parts, known as machine shops: 332710 — Machine Shops
Census classification reference
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Compare another operationInsurance operations research — draft
Precision turned product manufacturers operate machine shops focused on high-volume, tight-tolerance turning of metal, plastic, or other materials into components such as shafts, bushings, fittings, connectors, and fastener-adjacent parts. Work is typically performed on a job or order basis using CNC lathes, turning centers, automatic screw machines, or rotary transfer machines. Parts are generally supplied as components into larger assemblies across automotive, aerospace, medical, industrial, and electronics end markets.
Questions to investigate
- What industries and end-use applications are the machined parts supplied into — automotive, aerospace, medical, general industrial?
- Does the shop hold any quality certifications such as ISO 9001, AS9100, or IATF 16949?
- What materials are primarily machined — steel, aluminum, brass, plastics, or exotic alloys?
- How are cutting fluids and metal swarf managed — on-site disposal, contracted hauler, or recycling?
This insurance research was generated in April 2026. It has not received a complete human review. The October 12, 2026 audit checked codes and titles only, not descriptions or coverage assertions.