Check Valves

Stockham 10" flanged, cast iron, full-body swing valve. This swing check valve features an adjustable lever arm which can be orientated in any position in 15° increments and can be installed in either horizontal or vertical lines with upward flow. Learn More

Armstrong steam trap cover for all model 883 inverted bucket traps. Cover gasket sold separately. Learn More

Armstrong internal check valve model A340C for 211, 212, 213, 800, 811, 812, 881, and 882 inverted bucket traps. 1/2" pipe and all pressures. Learn More

Armstrong internal check valve model A425B for 213, 813, and 883 inverted bucket traps. 3/4" pipe and all pressures. Learn More

Armstrong internal check valve model A422B for 214, 215, and 814 inverted bucket traps. 1" pipe and all pressures. Learn More

Armstrong internal check valve model A423 for model 215 inverted bucket traps. 1-1/4" pipe and all pressures. Learn More

Armstrong internal check valve model A459 for model 216 inverted bucket traps. 1-1/2" pipe and all pressures. Learn More

Armstrong internal check valve model A476 for models 216 and 816 inverted bucket traps. 2" pipe and all pressures. Learn More

Sloan Valve check valve. Learn More

Zoeller 1-1/4" slip x 1-1/2" slip union check valve that features stainless steel screws, clamps, and a flapper that bends over the radius. The valves' PVC plastic check body is ultrasonically-welded and can be solvent-welded for rigid pressure rated piping systems for 4.3 psi (10' of head) at 130°F. Learn More

Zoeller 2" slip x 2" slip cast iron union check valve that features full 2" flow design, 2" full flow pump code, and a neoprene gasket and flapper, weighted with heavy stainless steel metal backing plates and stainless steel rivet. Learn More

Spirax-Sarco internal check valve for model 621, 622, 623, 921, and 922 inverted bucket traps. Learn More

Spirax-Sarco internal check valve for model 625, 626, 923, and 925 inverted bucket traps. Learn More

Spirax-Sarco inlet check valve and gasket for APT10-4.5 pumping traps. Learn More

Spirax-Sarco trap and outlet check valve with gasket for APT10-4.5 pumping traps. Learn More

Spirax-Sarco inlet check valve and gasket for APT14 pumping traps. Learn More

Spirax-Sarco trap and outlet check valve with gasket for APT14 pumping traps. Learn More

Spirax-Sarco inlet check valve and gasket for APT14-HC pumping traps. Learn More

Spirax-Sarco trap and outlet check valve with gasket for APT14-HC pumping traps. Learn More

Nibco NL7300A model T-413-B bronze swing check valve with 1" female NPT thread connections. This bronze swing check valve may be installed horizontally or vertically in commercial or industrial steam, water, oil, and gas applications. Learn More