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 6645-01-517-1539
NSN 5855-01-364-1005
NSN 6320-01-512-2031
NSN 6620-01-406-6840
NSN 5996-01-481-6196
NSN 7035-01-307-2560
NSN 5950-01-438-9010
NSN 5950-01-377-0589
NSN 5835-00-051-9092
NSN 2925-01-029-0467
NSN 5935-01-385-8346
NSN 2925-01-510-9378