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 6105-01-282-2800
NSN 5905-00-078-9525
NSN 5895-01-115-1786
NSN 6645-01-370-4259
NSN 5855-01-562-6561
NSN 6145-01-560-6896
NSN 5985-01-213-3549
NSN 5935-00-274-9772
NSN 6145-00-323-6021
NSN 5965-00-910-3233
NSN 5925-00-174-0872
NSN 6645-01-211-6502