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 5975-01-535-0066
NSN 5910-01-603-9802
NSN 6685-00-079-2666
NSN 6150-00-171-8642
NSN 5965-01-504-6139
NSN 6110-00-842-6731
NSN 5855-00-760-3870
NSN 5999-01-129-3555
NSN 6130-00-890-3841
NSN 6610-00-540-8911
NSN 5960-00-241-2911
NSN 5996-01-152-2948