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- Spears® True Union Utility Swing Check and spring assisted True Union Utility Spring Check Valves offer a compact, high performance check valve for Landscape and Irrigation, Pool and Spa, Aquaculture, OEM 1 and many general purpose applications. True Union design allows for easy in-line replacement of maintenance free sealed units. These valves 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 in IPS Sizes 1/2 in through 4 in.
Spears® Utility Swing Check Valve, Series: True Union, 3 in Nominal, FNPT End Style, 150/75 psi Pressure, 140 deg F, No Low Lead Compliance, Media: Water, 10-1/4 in Inlet to Outlet Length, PVC Body, EPDM Trim, White, 5-11/16 in H, 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
- True union style for easy in-line replacement of sealed unit
- Strong buttress threaded union nuts
- Engineered for maximum flow, quick response and positive shut-off
- Long life high grade EPDM seat with weighted disc
- Suitable for either horizontal or vertical installations and vacuum service
- Silicone free assembly
- 150 psi at 73 deg F full flow (open), 75 psi back pressure (Closed)
- EPDM seat
- Body MaterialPVCDomestic / ImportDomesticEnd StyleFNPTLow Lead ComplianceNoNominal Size3 inColorWhiteDimensions5-11/16 in HInlet to Outlet Length10-1/4 inManufacturerSpears ManufacturingManufacturer #S1720-30FSRMediaWaterPressure Rating150/75 psiSeriesTrue UnionTemperature Rating140 deg FTrim MaterialEPDM