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 5915-01-376-1480
NSN 5999-01-417-3028
NSN 5920-01-599-9293
NSN 4140-00-270-4457
NSN 6320-00-593-0379
NSN 5975-01-545-0596
NSN 6150-01-364-8688
NSN 5915-00-827-7206
NSN 5985-00-036-8287
NSN 5950-01-478-3981
NSN 5996-00-955-6654
NSN 5935-01-256-9466