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 materials other than copper, iron or steel
NSN 6650-00-479-2089
NSN 6620-00-888-3179
NSN 6150-00-925-1005
NSN 6650-01-359-8537
NSN 5999-00-678-7190
NSN 6220-01-089-8839
NSN 5950-00-579-2222
NSN 2925-01-492-9863
NSN 5930-01-535-6865
NSN 5930-00-827-0907
NSN 6620-00-269-8950
NSN 5999-00-001-4123