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 6645-01-074-4063
NSN 5965-01-461-4480
NSN 5935-00-584-1397
NSN 5930-01-147-2363
NSN 6135-01-220-7193
NSN 6220-00-264-9473
NSN 7035-00-232-4043
NSN 6645-00-363-9775
NSN 5996-01-114-8956
NSN 5950-01-331-7010
NSN 5965-01-369-4101
NSN 5925-00-805-3653