NAICS UNIVERSITY · Free research for insurance agents
Other Metal Valve and Pipe Fitting Manufacturing
NAICS 332919 · United States · 2022 edition
This U.S. industry comprises establishments primarily engaged in manufacturing metal valves (except industrial valves, fluid power valves, fluid power hose fittings, and plumbing fixture fittings and trim).
Start the review with products liability.
For Other Metal Valve and Pipe Fitting Manufacturing, the saved research highlights products liability, employee injuries, commercial property. Confirm how these arise in the actual operation, what controls are used and whether additional services change the proposed coverage.
Questions to ask
- What is the primary end-use application for the valves or fittings being manufactured — consumer lawn/garden, plumbing and HVAC, fire suppression, industrial pressure systems, or other?
- Does the operation sell through wholesale distributors, directly to OEM manufacturers, or retail channels?
- What quality control, testing, and materials traceability processes are in place?
- Is there any export activity, and if so, to which markets?
- What is the prior products liability claim history, including any near-miss or field-failure reports?
- For Other Metal Valve and Pipe Fitting Manufacturing, what should the underwriter know about products used in fire suppression systems, high-pressure industrial piping, or other life-safety applications where failure consequences are severe?
- For Other Metal Valve and Pipe Fitting Manufacturing, what should the underwriter know about prior product liability claims involving field failures, property damage, or personal injury tied to valve or fitting performance?
- For Other Metal Valve and Pipe Fitting Manufacturing, what should the underwriter know about inability to document quality control procedures, materials traceability, or product testing and inspection protocols?
Activities described by this code
- Aerosol valves manufacturing
- Firefighting nozzles manufacturing
- Lawn hose nozzles manufacturing
- Lawn sprinklers manufacturing
- Water traps manufacturing
- Metal hose couplings (except fluid power) manufacturing
- Metal pipe flanges and flange unions manufacturing
- Plumbing and heating inline valves (e.g., check, cutoff, stop) manufacturing
Other activities to examine
- Manufacturing fluid power valves and hose fittings: 332912 — Fluid Power Valve and Hose Fitting Manufacturing
- Manufacturing industrial valves: 332911 — Industrial Valve Manufacturing
- Manufacturing plumbing fixture fittings and trim: 332913 — Plumbing Fixture Fitting and Trim Manufacturing
- Manufacturing plastics aerosol spray nozzles: 326199 — All Other Plastics Product Manufacturing
- Casting iron pipe fittings and couplings without machining: 331511 — Iron Foundries
- Manufacturing metal couplings from purchased metal pipe: 332996 — Fabricated Pipe and Pipe Fitting Manufacturing;
- Manufacturing plastics pipe fittings and couplings: 326122 — Plastics Pipe and Pipe Fitting Manufacturing
Census classification reference
For educational purposes only. AI-generated insurance research and automated logic can contain errors. Independently verify classification and coverage decisions.
Compare another operationInsurance operations research — draft
Establishments in this class manufacture metal valves, pipe fittings, flanges, couplings, and related components — often through machining, casting, or stamping of purchased metal stock. Products range from consumer-oriented items like lawn sprinkler heads and hose couplings to more technically demanding components like inline check valves, stop valves, and aerosol valves. Finished goods typically move through wholesale distributors, OEM relationships, or direct to plumbing, HVAC, or industrial contractors.
Questions to investigate
- What is the primary end-use application for the valves or fittings being manufactured — consumer lawn/garden, plumbing and HVAC, fire suppression, industrial pressure systems, or other?
- Does the operation sell through wholesale distributors, directly to OEM manufacturers, or retail channels?
- What quality control, testing, and materials traceability processes are in place?
- Is there any export activity, and if so, to which markets?
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.