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 materials other than copper, iron or steel
NSN 4140-01-055-1301
NSN 6650-01-555-8349
NSN 6145-01-596-0490
NSN 5998-01-508-4703
NSN 6620-00-930-5680
NSN 2925-01-531-3872
NSN 6145-01-489-1003
NSN 6650-00-809-1817
NSN 6620-00-708-3323
NSN 5998-01-085-3182
NSN 6135-00-455-2425
NSN 6650-01-496-1193