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 7035-01-602-9350
NSN 5950-01-054-3508
NSN 5996-00-342-9246
NSN 7035-00-371-7749
NSN 5855-00-962-5792
NSN 5998-00-305-4087
NSN 5855-01-457-6122
NSN 5975-01-534-6892
NSN 5990-01-426-7350
NSN 2925-01-103-7019
NSN 5945-00-055-0294
NSN 2925-01-650-3412