NAICS UNIVERSITY · Free research for insurance agents
Plastics Pipe and Pipe Fitting Manufacturing
NAICS 326122 · United States · 2022 edition
This U.S. industry comprises establishments primarily engaged in converting plastics resins into plastics pipes and pipe fittings.
Activities described by this code
Other activities to examine
- Manufacturing plastics hose: 326220 — Rubber and Plastics Hoses and Belting Manufacturing
- Manufacturing noncurrent-carrying plastics conduit: 335932 — Noncurrent- Carrying Wiring Device Manufacturing;
- Manufacturing plastics plumbing fixtures: 326191 — Plastics Plumbing Fixture Manufacturing
Census classification reference
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Compare another operationInsurance operations research — draft
Establishments in this class convert plastics resins — commonly PVC, CPVC, HDPE, or ABS — into pipe, tubing, and pipe fittings through extrusion, injection molding, or related processes. Finished products are typically sold to distributors, plumbing and mechanical contractors, municipalities, or industrial buyers for use in water distribution, drainage, gas service, irrigation, and industrial fluid handling.
Questions to investigate
- What end-use markets are the pipe and fittings sold into — potable water, drainage, gas distribution, industrial, irrigation, or other?
- Does the operation maintain a formal quality-control or product-testing program, and are products certified to any ASTM, NSF, or similar standards?
- What is the distribution footprint — regional, national, or export markets?
- Are there any prior products liability claims or warranty-related field failures?
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.