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- Spears® multi-purpose butterfly check valves provide an extremely low profile and very quick response to back flow without slamming. Since most all components are internal, Spears® butterfly check valves require no more space than a piece of pipe and fitting. Special design incorporates flexible reinforced elastomer seal for long life and is suitable for mounting in any position for greater versatility. Available in IPS sizes 2 to 12 in with Flanged, Spigot, Male Threaded, Grooved pipe style and Wafer end connections, and 14 to 24 in Flanged, Spigot, Grooved and Wafer end connections. Can be custom produced to virtually any standard pipe Diameter.
Spears® Butterfly Check Valve, 4 in Nominal, Wafer, 150 psi, 140 deg F, 3-5/8 in Inlet to Outlet Length, PVC Body, Softgoods Material: EPDM, Gray, 6-5/8 in OD, Domestic
- Chemical resistant PVC and CPVC construction
- Maximum PVC and CPVC service temperature
- Quick response shut-off in any position
- Molded method of manufacture
- EPDM O-ring
- Body MaterialPVCDomestic / ImportDomesticEnd StyleWaferNominal Size4 inSoftgoods MaterialEPDMColorGrayDimensions6-5/8 in ODManufacturerSpears ManufacturingManufacturer #5420-040Pressure Rating150 psiTemperature Rating140 deg F