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 copper having a pressure rating of 850 kpa or over
NSN 5925-01-143-5055
NSN 5925-00-801-7120
NSN 6130-00-036-9889
NSN 5950-01-016-2678
NSN 5945-01-350-1997
NSN 6145-01-442-6965
NSN 7035-01-359-7460
NSN 6135-00-945-0015
NSN 7035-01-608-4277
NSN 5975-01-650-8317
NSN 5945-01-173-1136
NSN 5905-00-975-4362