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 6110-01-541-3768
NSN 5996-01-507-6746
NSN 6105-00-966-8629
NSN 6135-01-184-0727
NSN 6650-00-904-9485
NSN 6240-00-239-8295
NSN 6620-01-387-7645
NSN 6130-01-520-6884
NSN 5910-01-551-2537
NSN 5975-01-300-4677
NSN 6650-01-191-5851
NSN 5998-01-447-3187