2" FNPT No-Lead Brass Check Valve with Buna-S Rubber Poppet

Watts 0072203 1/2" Dual Check Valve This 1/2 by 1/2 IN lead free dual check valve prevents the reverse flow of polluted water from entering into the drinking water supply at the service entrance or at individual outlets. This valve consists of a lead free brass body construction, with two plastic replaceable check valves and stainless steel springs. It is designed for non-health hazard residential water system containment, continuous pressure applications and is to be installed immediately downstream of the residential water meter, in a vertical or horizontal position. The minimum working ...

1-1/2" FNPT In-Line Brass Check Valve with Buna-N Rubber Poppet. The unique poppet design is more durable than an o-ring, because of its solid steel internal insert. Product is Made in the USA. Maximum working pressure 200 psi, Maximum temperature 225°F, Cracking pressure 1-2 lbs. For use with oil, diesel fuel, kerosene, mineral oil, alcohol, and hydraulic fluids. Not for air compressor use.

Aswing valvehas a disc, the movable part, which blocks the flow as it swings on a hinge or a trunnion , either onto the seat to block reverse flow or off the seat to allow forward flow.

10" T-312 Ductile Iron Wafer Check Valve, Stainless Steel Disc Features: Dual spring-loaded discs assure quick, silent closure Elastomer seats create a positive seal against backflow Can be installed vertically or horizontally, in any orientation Durable ductile iron body is designed to install easily between Class 125/150 companion flanges The compact body design is lighter and requires less installation space as compared to traditional flanged swing check valves The split-disc, center-torsional spring design minimizes pressure drop Working Pressure, Non-Shock (PSI): Cold working ...

Cast iron foot valve with leather flapper. For use in irrigation , drainage, and construction projects. Valve has the leather flapper check to prevent the pump from losing its prime when shut down. Built in strainer helps keep foreign objects from entering the pump during operation. Female national pipe threads and a replaceable valve leather.