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 6110-00-044-3054
NSN 5915-00-732-0532
NSN 6240-00-284-1457
NSN 2925-01-208-6638
NSN 5996-01-399-4475
NSN 5990-01-555-6616
NSN 6645-00-296-8310
NSN 5855-01-081-7594
NSN 6240-01-246-8213
NSN 5925-01-032-1827
NSN 6135-00-593-6831
NSN 5905-01-421-2691