HVF - Model 1231 -Check Valve

Art No.: HV1231. Specification: AWWA C508 / MSS SP-71, 90°. Swing check valves, FL x FL. Design: AWWA C508 / MSS SP-71. Working pressure: 200psi / 250 psi. Face to face: AWWA C508. Flange: ANSI/AWWA C110/A21.10, ANSI   B16.1 Class 125. Coating: AWWA C550, NSF-61. Testing:: AWWA C509. Size range: 2" - 48".