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 6135-01-260-7180
NSN 6130-01-258-0030
NSN 2925-01-658-4470
NSN 5930-01-098-5280
NSN 5935-00-203-5372
NSN 4140-01-494-0339
NSN 6645-01-284-3598
NSN 6650-01-300-6116
NSN 5996-00-230-5550
NSN 5965-01-335-4304
NSN 6110-01-648-2637
NSN 5998-00-616-4409