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- Spears® utility swing check and spring assisted utility spring check valves offer a compact, high performance check valve for Landscape and Irrigation, Pool and Spa, Aquaculture, OEM and many general purpose applications. These maintenance free sealed units feature long-life EPDM elastomer seats with weighted disc for full-flow with minimal restriction and positive shutoff. Spring assisted "Spring Check" model incorporates a positive-pressure spring to assist in valve closing without slamming. Produced from PVC White or PVC Clear material with Socket, Threaded or SR Threaded end connectors. Available in IPS sizes 1/2 in through 8 in for swing check valves and 1/2 in through 4 in for spring check valves.
Spears® Utility Spring Check Valve, 3 in Nominal, Socket, 150/75 psi, 140 deg F, 8-7/16 in Inlet to Outlet Length, PVC Body, EPDM Trim, White, Domestic
- Chemical and corrosion resistant PVC white or high visibility PVC clear construction
- No metal parts on swing check - stainless steel spring on spring check
- Maintenance free sealed unit in a compact space saving design
- Engineered for maximum flow, quick response and positive shutoff
- Spring assisted spring check model option for positive closing
- Suitable for either horizontal or vertical Up-flow installations and vacuum service
- Silicone free assembly
- 150 psi at 73 deg F full flow (open), 75 psi back pressure (Closed)
- Long life high grade EPDM seat with weighted disc
- Body MaterialPVCDomestic / ImportDomesticEnd StyleSocketNominal Size3 inColorWhiteInlet to Outlet Length8-7/16 inManufacturerSpears ManufacturingManufacturer #S1580-30Pressure Rating150 / 75 psiTemperature Rating140 deg FTrim MaterialEPDM