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.
NSN 6105-00-021-7462
NSN 5999-00-124-2300
NSN 5895-00-515-6368
NSN 6135-01-588-2662
NSN 5915-00-769-5752
NSN 6240-01-633-9357
NSN 5960-00-171-9575
NSN 6145-01-383-7134
NSN 5990-01-623-0082
NSN 6220-01-578-5272
NSN 5965-00-067-7393
NSN 5905-01-350-7317