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 6610-01-053-0061
NSN 5835-00-933-9609
NSN 5945-01-165-5406
NSN 5975-00-774-4153
NSN 6150-01-633-2501
NSN 6220-01-628-8552
NSN 6145-01-364-7837
NSN 4140-01-168-2467
NSN 5965-01-399-6071
NSN 5998-01-563-2328
NSN 5975-01-555-8575
NSN 6650-00-336-4828