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 5998-01-144-5568
NSN 5930-01-284-9199
NSN 5925-01-045-0618
NSN 6650-00-451-1088
NSN 5965-01-589-3968
NSN 6685-00-974-2596
NSN 5855-00-832-9341
NSN 6650-01-119-4576
NSN 5855-00-477-9943
NSN 6620-01-454-2450
NSN 5910-01-580-2185
NSN 5925-00-262-5651