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 6130-01-381-2238
NSN 5996-01-041-7555
NSN 5950-00-448-1578
NSN 5920-01-590-0493
NSN 6685-00-997-0927
NSN 5985-00-941-8610
NSN 6620-01-314-3635
NSN 6130-00-170-4844
NSN 6135-01-050-3194
NSN 5999-01-052-6216
NSN 4140-01-507-9030
NSN 5985-01-164-0550