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 5950-01-187-7362
NSN 5965-00-892-3850
NSN 6130-00-159-8659
NSN 4140-01-203-7635
NSN 6240-00-258-2389
NSN 5996-00-299-1609
NSN 5950-00-871-7791
NSN 5915-00-041-6523
NSN 6105-00-836-2663
NSN 6105-00-811-8710
NSN 5925-01-235-0710
NSN 5985-01-428-2538