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 6645-01-042-4220
NSN 5975-01-586-6572
NSN 6135-01-025-8109
NSN 6220-00-091-9145
NSN 6650-00-479-9329
NSN 6220-01-558-9012
NSN 5935-00-479-8212
NSN 5905-01-426-0679
NSN 5835-01-426-6573
NSN 6645-00-829-8868
NSN 5855-01-138-4985
NSN 5920-00-814-2328