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 6650-00-656-3066
NSN 6220-00-604-0522
NSN 5915-01-078-3516
NSN 6320-00-593-0379
NSN 6620-01-644-3496
NSN 5920-00-241-6803
NSN 6105-01-414-0644
NSN 6135-00-932-3136
NSN 5998-00-468-8794
NSN 5835-01-130-4952
NSN 5985-01-280-5497
NSN 5835-01-067-0075