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 6685-00-567-6003
NSN 6620-01-285-0302
NSN 5920-01-424-0745
NSN 5920-01-174-7508
NSN 5855-00-487-9691
NSN 6320-01-325-8322
NSN 6220-00-671-7960
NSN 5996-01-192-8606
NSN 5930-01-364-6945
NSN 6685-01-319-3594
NSN 5915-01-442-6050
NSN 6610-00-689-3629