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 6620-01-422-3522
NSN 5950-01-289-8283
NSN 6610-01-614-3703
NSN 5975-01-010-3722
NSN 5960-01-122-7310
NSN 6645-01-342-0216
NSN 5965-01-399-8454
NSN 6105-01-072-3619
NSN 7035-01-476-7316
NSN 5915-01-608-2495
NSN 5915-01-633-9845
NSN 5985-01-059-7078