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 6620-01-163-3329
NSN 5910-01-274-1278
NSN 6145-00-264-0165
NSN 6130-00-266-7496
NSN 6645-01-292-9778
NSN 5905-01-531-5917
NSN 6220-01-206-4899
NSN 5960-00-816-9040
NSN 5990-00-351-5479
NSN 6135-00-474-1397
NSN 6645-01-188-0213
NSN 6105-01-536-2482