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Simmons Manufacturing Company
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Simmons - Model 500 SB Series - ...

Simmons - Model 500 SB Series -Lead-Free Check Valve

The 500 SB Series Check Valve by Simmons is a certified lead-free valve designed to meet both NSF/ANSI 372 and NSF/ANSI 61 standards. It complies with all state and federal safe drinking water regulations, including California Proposition 65. This check valve features a silicon bronze cast body and poppet, female threads, and is equipped with a Buna-N O-Ring, stainless steel spring, washer, and locknut. The valve is available in sizes ranging from 1/2 inch to 6 inches. The valves from 1/2 inch to 1-1/2 inches offer a working pressure of 400 psi, while those 2 inches and larger can withstand pressures up to 600 psi. Notably, the 500 SB Series is also VFD compatible for sizes between 1/2 inch to 2 inches, with additional options available upon request for sizes 2-1/2 inches to 6 inches. This product is proudly made in the U.S.A.