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The Jomar F-571 is a Lead Free Cast Iron Flange ANSI B16.1 Check Valve, Horizontal Swing, Bolted Bonnet Class 125 (designed to prevent backflow). Features Lead Free Bronze Seat Ring, Face-to-Face Flange ANSI/ASME B16.10 and conforms to MSS SP-71.
Available in sizes from 2 1/2" to 12".

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The Jomar F-571 Lead Free Cast Iron Check Valve Horizontal Swing features:
- Bonnet and Disc
- Lead Free Bronze Seat Ring
- Pressure Rating: Class 125
- Conforms to MSS SP-71
- Flange: ASME B16.1
- Face-to-Face: ANSI/ASME B16.10
- Sizes 2 1/2" to 12" Please Note: Sizes 8", 10" and 12" are special Orders and will take more time to ship.
Approvals
- Lead Free Compliant
- Conforms to MSS SP-71
- Flange: ANSI B16.1
- Face-to-Face: ASME B16.10
Pressure Rating
- Class 125
- Suitable for 125 PSI WSP
Install 5 pipe diameters minimum downstream from pump discharge or changes in direction to avoid flow turbulence. Flow straighteners may be required in extreme cases.
Note: On pump discharge, the preferred check valves are: inline, spring assisted, center-guided, lift checks.
Summary Specifications (Please see attachment for full specs.)
Size 2 1/2" 3" 4" 6" 8" 10" 12" F-571 Model 105-725 105-703 105-704 105-706 105-708 105-710 105-712 Weight 24 44 78 152 259 417 615 View Detailed Valve Specifications
Jomar F-571 Specifications Jomar F-571No customer reviews for the moment.