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 6135-01-252-0315
NSN 5910-00-244-0048
NSN 6620-01-401-5356
NSN 6320-01-374-9924
NSN 4140-00-274-9638
NSN 5998-01-577-8378
NSN 4140-01-172-9114
NSN 4140-01-435-7515
NSN 6650-00-782-4624
NSN 6130-01-261-6861
NSN 6110-01-579-2344
NSN 5960-00-797-7372