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 6145-00-102-8968
NSN 2925-01-569-1549
NSN 6685-01-393-4663
NSN 6135-01-608-3470
NSN 6320-00-116-3658
NSN 5935-01-620-4295
NSN 5998-01-218-3640
NSN 4140-01-341-9807
NSN 6220-01-121-7391
NSN 5925-00-919-8683
NSN 2925-00-816-8765
NSN 6685-01-144-2802