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 5855-00-237-4088
NSN 6110-01-090-0417
NSN 5975-01-271-9027
NSN 6645-01-464-8538
NSN 6105-01-614-8840
NSN 6645-01-123-9277
NSN 5910-00-327-4458
NSN 5925-01-626-3416
NSN 5835-00-868-3399
NSN 5960-01-355-2968
NSN 5965-00-106-3195
NSN 5950-01-221-8570