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 5855-01-572-5390
NSN 5935-01-003-3313
NSN 6645-01-043-3179
NSN 4140-01-580-3291
NSN 6110-01-549-9996
NSN 5985-01-103-3579
NSN 5925-01-541-7726
NSN 5975-01-202-1341
NSN 6685-00-283-2282
NSN 6105-00-473-5190
NSN 5910-01-264-5259
NSN