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 6685-01-123-7244
NSN 5990-01-013-8464
NSN 5910-00-724-5523
NSN 5835-01-254-8584
NSN 5925-01-613-4502
NSN 5915-01-105-6688
NSN 2925-01-380-0869
NSN 5999-00-466-2797
NSN 6685-00-642-0533
NSN 5999-01-470-4759
NSN 5996-01-491-9000
NSN 6650-01-138-8174