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 6145-00-291-5388
NSN 6610-01-146-8061
NSN 6135-01-551-0562
NSN 6685-01-129-9569
NSN 5965-01-142-7862
NSN 5950-01-421-4138
NSN 5950-00-266-9058
NSN 6150-01-305-2678
NSN 6105-00-580-1435
NSN 5905-01-110-7472
NSN 5960-01-040-4442
NSN 7035-01-304-2013