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 5998-01-135-6474
NSN 6105-01-224-5028
NSN 5996-00-382-9296
NSN 4140-00-833-6239
NSN 6135-01-167-7604
NSN 5930-01-484-7862
NSN 5975-01-512-5183
NSN 5985-01-203-6933
NSN 5855-00-494-9581
NSN 5998-01-315-9940
NSN 5945-00-407-7034
NSN 5905-00-262-0942