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 5996-01-400-3558
NSN 5930-00-201-5361
NSN 5950-00-390-1074
NSN 5895-00-955-5569
NSN 6150-00-253-5297
NSN 5925-01-347-0358
NSN 6610-01-302-1005
NSN 6320-01-648-5538
NSN 5925-00-431-3256
NSN 6685-01-420-5470
NSN 6240-00-196-6472
NSN 6620-01-445-2931