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 5835-01-267-3388
NSN 6145-01-014-0534
NSN 5925-00-255-2048
NSN 5985-01-273-2912
NSN 5975-00-785-9288
NSN 5905-01-524-8909
NSN 5960-00-089-5931
NSN 5960-01-170-4057
NSN 6620-01-106-3553
NSN 6320-01-159-2211
NSN 6130-01-580-3882
NSN 2925-01-239-6044