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Pneumatic Check Valves

CHV-Series check valves are used in pneumatic systems to permit free flow of air in one direction (forward flow) and prevent flow in the opposite direction (reverse flow) only, as indicated by an arrow stamped on the valve body.

Image CHV-18  1/8 female x 1/8 female check valve
CHV-18 1/8 female x 1/8 female check valve

1/8 female x 1/8 female air check valve

Image CHV-28  1/4 female x 1/4 female check valve
CHV-28 1/4 female x 1/4 female check valve

1/4 female x 1/4 female air check valve

Image CHV-38  3/8 female x 3/8 female check valve
CHV-38 3/8 female x 3/8 female check valve

3/8 female x 3/8 female air check valve

Image CHV-48  1/2 female x 1/2 female check valve
CHV-48 1/2 female x 1/2 female check valve

1/2 female x 1/2 female air check valve

Image CHV-18-MF  1/8 male in x 1/8 female out check valve
CHV-18-MF 1/8 male in x 1/8 female out check valve

1/8 male in x 1/8 female out air check valve

Image CHV-28-MF  1/4 male in x 1/4 female out check valve
CHV-28-MF 1/4 male in x 1/4 female out check valve

1/4 male in x 1/4 female out air check valve

Image CHV-38-MF  3/8 male in x 3/8 female out check valve
CHV-38-MF 3/8 male in x 3/8 female out check valve

3/8 male in x 3/8 female out air check valve

Image CHV-48-MF  1/2 male in x 1/2 female out check valve
CHV-48-MF 1/2 male in x 1/2 female out check valve

1/2 male in x 1/2 female out air check valve