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NSF Certified Check Valves

U.S Valve's check valves are certified to meet the requirement of NSF 61 and NSF 371. Our lead-free check valves are safe to use in different applications like water and wastewater treatment and deep well applications. View the charts below to learn more about the different lead-free valves we have to offer.

  lead-free check valve nsf certified plumping products

Models

ModelDescription
07-4-4E(*) MNPT check valve with 316SS Body, 316SS Internals,EPDM 16.88 48.99713 seal, and optional 316SS spring.
09-4-4E(*) Wafer Check Valves with 316SS Body, 316SS Internals, EPDM seal, and optional 316SS spring.
11-4-4E(*) Grooved Check Valves with 316SS Body, 316SS Internals, EPDM seal, and optional 316SS spring.
13-4-4E(*) Plain End Check Valves with 316SS Body, 316SS Internals, EPDM seal, and optional 316SS spring.
17-4-4E(*) Deep Well Check Valves with 316SS Body, 316SS Internals, EPDM seal, and optional 316SS spring.
18-4-4E(*) FNPT Check Valves with 316SS Body, 316SS Internals, EPDM seal, and optional 316SS spring.
19-4-4E(*) Flanged Check Valves with 316SS Body, 316SS Internals, EPDM seal, and optional 316SS spring.
*EHT-36-36-U-36-150-MP Techno MNPT Valves with 316SS Body, 316SS Internals, EPDM seal, and optional 316SS spring.
*EHW-36-36-U-36-150-RF Techno Wafer Valves with 316SS Body, 316SS Internals, EPDM seal, and optional 316SS spring.
*EHV-36-36-U-36-150-VC Techno Grooved Valves with 316SS Body, 316SS Internals, EPDM seal, and optional 316SS spring.
*EHP-36-36-U-36-150-PE Techno Plain End Valves with 316SS Body, 316SS Internals, EPDM seal, and optional 316SS spring.
*EHT-36-36-U-450-FP Techno Deep Well Valves with 316SS Body, 316SS Internals, EPDM seal, and optional 316SS spring.
*EHF-36-36-U-36-150-RF Techno Flanged Valves with 316SS Body, 316SS Internals, EPDM seal, and optional 316SS spring.

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