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 6220-01-104-5604
NSN 5998-01-534-7122
NSN 6150-00-516-8445
NSN 6220-00-929-6069
NSN 5950-01-579-9960
NSN 6130-01-544-7692
NSN 5996-01-406-4035
NSN 5999-00-187-8958
NSN 5855-00-482-9876
NSN 5925-01-469-5795
NSN 6685-01-274-3891
NSN 5935-00-559-1204