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 5990-01-232-2625
NSN 5855-01-459-9254
NSN 5910-01-361-9829
NSN 5985-00-789-4456
NSN 5855-01-517-7325
NSN 5925-01-597-5830
NSN 5945-01-519-8887
NSN 5960-00-702-8489
NSN 5985-00-028-2436
NSN 5998-01-111-1489
NSN 5996-01-112-0154
NSN 6610-00-899-9288