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 5990-01-198-6336
NSN 5975-00-759-4860
NSN 6685-01-444-5991
NSN 6130-01-067-9383
NSN 5985-00-281-0810
NSN 5915-00-275-0329
NSN 5910-00-556-0143
NSN 5999-01-443-1551
NSN 5975-01-430-3701
NSN 5999-00-698-0416
NSN 6145-00-703-6292
NSN 5945-01-199-0269