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 6135-01-421-7168
NSN 5945-01-560-4054
NSN 5925-01-004-9293
NSN 5920-01-076-4705
NSN 6620-01-423-7300
NSN 5920-01-512-6965
NSN 5985-01-403-2835
NSN 6135-01-641-4356
NSN 5910-00-754-0444
NSN 6135-01-360-1620
NSN 6620-00-699-5537
NSN 5965-01-124-1817