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 5920-00-794-4415
NSN 5920-00-175-7987
NSN 5996-01-363-4055
NSN 5855-01-494-3713
NSN 6685-01-490-4627
NSN 5985-01-051-6996
NSN 6645-01-501-0576
NSN 6610-01-132-1898
NSN 6220-01-634-0660
NSN 5998-01-243-0420
NSN 5999-01-394-7173
NSN 5950-01-329-3678