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 7035-00-922-5700
NSN 6240-01-429-9002
NSN 6320-01-029-4220
NSN 5930-00-456-0889
NSN 5935-01-157-8611
NSN 6610-01-338-0628
NSN 5990-00-281-4164
NSN 5895-01-448-9587
NSN 5855-01-406-4821
NSN 5965-00-693-8829
NSN 6320-00-731-6134
NSN 5985-01-283-1285