A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
Classification: Check valves of steel
NSN 5990-00-093-4603
NSN 6645-00-025-4771
NSN 6130-01-371-2960
NSN 5975-00-418-4967
NSN 5930-00-199-7633
NSN 5965-00-455-7581
NSN 6150-01-459-0361
NSN 6240-01-043-3595
NSN 6620-01-559-1921
NSN 5855-01-449-5724
NSN 5965-00-074-1317
NSN 5915-00-552-1779