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 5835-01-351-3425
NSN 2925-01-048-4006
NSN 5895-00-039-7257
NSN 6645-00-119-6221
NSN 7035-00-465-3298
NSN 5905-01-493-4236
NSN 6620-01-494-9858
NSN 6240-01-304-2798
NSN 5855-01-351-6875
NSN 5975-01-361-9830
NSN 5925-00-584-6298
NSN 5895-00-923-5797