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 5930-01-422-1702
NSN 5985-00-725-5574
NSN 4140-01-029-4129
NSN 6130-01-032-2560
NSN 5895-00-781-8636
NSN 2925-00-684-7708
NSN 5905-01-086-3301
NSN 5945-00-511-9589
NSN 4140-01-614-1641
NSN 5895-01-033-8007
NSN 5920-01-050-0471
NSN 6685-01-540-6410