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 5998-00-058-3020
NSN 6130-01-400-6123
NSN 5990-01-411-5930
NSN 6320-00-070-4544
NSN 5920-00-636-4713
NSN 5965-01-005-0341
NSN 6685-00-757-3146
NSN 6130-00-831-8264
NSN 5945-01-369-6958
NSN 5999-00-344-8652
NSN 4140-00-104-7323
NSN 5996-01-227-3005