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 6610-01-027-8736
NSN 7035-01-198-1512
NSN 5905-00-849-9513
NSN 5985-01-237-2570
NSN 6620-00-102-7442
NSN 5895-00-872-0399
NSN 5945-00-801-1659
NSN 5965-01-168-8180
NSN 6105-01-115-4377
NSN 6105-01-462-8351
NSN 6135-00-315-1187
NSN 5975-01-401-5355