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 5975-01-451-9827
NSN 5925-01-336-5355
NSN 6220-00-961-0783
NSN 5925-01-195-1218
NSN 6145-01-608-1567
NSN 5990-01-262-4068
NSN 5925-00-525-4037
NSN 5910-01-136-2338
NSN 4140-01-233-1517
NSN 6620-00-479-9425
NSN 5910-01-127-6923
NSN 6320-01-246-4390