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 4140-00-328-1527
NSN 6145-01-303-8183
NSN 5990-00-907-3912
NSN 5975-01-027-0253
NSN 5930-00-874-6535
NSN 5910-01-012-3794
NSN 6240-01-386-9192
NSN 4140-01-011-1019
NSN 5985-01-153-2657
NSN 5920-00-253-4227
NSN 6685-00-100-4753
NSN 5990-01-013-8464