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 6320-00-459-8973
NSN 5975-00-678-5958
NSN 5905-01-408-9904
NSN 6145-01-123-5128
NSN 5975-00-393-2097
NSN 2925-01-263-9433
NSN 5999-00-225-9489
NSN 5935-01-441-8009
NSN 5950-00-938-0363
NSN 5905-01-573-8099
NSN 4140-01-240-1116
NSN 6220-01-641-9175