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 6645-01-198-4078
NSN 6130-01-053-6803
NSN 5999-01-102-4562
NSN 6685-01-448-9630
NSN 5920-00-378-1395
NSN 6685-00-273-7036
NSN 6135-00-262-6807
NSN 4140-00-547-8918
NSN 5985-01-434-7421
NSN 5915-01-398-8293
NSN 5855-00-310-2740
NSN 6130-01-599-4491