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 5925-00-986-8980
NSN 5925-00-222-8263
NSN 6620-01-186-4374
NSN 5996-01-366-7273
NSN 5855-01-348-6690
NSN 5920-00-223-2409
NSN 5895-01-529-7735
NSN 5960-00-965-5577
NSN 6220-01-114-2959
NSN 5920-00-069-7624
NSN 5905-00-170-7161
NSN 5835-01-502-9228