The end connection identified above as the second end is the valve inlet
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 5975-01-152-2635
NSN 5930-01-048-7313
NSN 6620-00-696-4700
NSN 6240-00-226-7185
NSN 6240-01-566-0235
NSN 6620-01-191-4937
NSN 5855-00-004-0904
NSN 5895-01-499-2685
NSN 6135-01-142-6456
NSN 5855-01-406-6261
NSN 6685-01-567-4096
NSN 5895-01-529-6980