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 5950-01-042-4920
NSN 5985-01-612-9095
NSN 5990-01-354-4812
NSN 5920-01-113-7787
NSN 5996-01-467-9391
NSN 6320-01-246-4390
NSN 6685-01-559-9079
NSN 5975-01-429-8609
NSN 6105-01-525-5738
NSN 5999-01-372-9936
NSN 5835-00-170-5238
NSN 6320-00-646-3311