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 6220-00-925-2233
NSN 6135-01-125-4867
NSN 6240-00-144-4693
NSN 6240-00-168-1474
NSN 5855-00-436-3852
NSN 5950-01-359-8753
NSN 5990-01-135-8269
NSN 6105-00-946-2959
NSN 6240-00-881-9624
NSN 5945-01-232-6466
NSN 5945-01-334-9697
NSN 6650-01-032-1786