Description
Equipment and Materials Testing: Valves

Possible NAICS Codes
238220 – Plumbing, Heating, and Air-Conditioning Contractors
332911 – Industrial Valve Manufacturing
333912 – Air and Gas Compressor Manufacturing
333991 – Power-Driven Handtool Manufacturing
333995 – Fluid Power Cylinder and Actuator Manufacturing
541380 – Testing Laboratories and Services
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance