The end connection identified above as the first 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 6645-01-144-2161
NSN 5998-00-273-9542
NSN 5985-00-869-5347
NSN 6145-00-136-9132
NSN 6620-01-159-8852
NSN 5990-01-485-0260
NSN 5965-01-317-6077
NSN 5975-01-104-5589
NSN 2925-01-161-2325
NSN 6620-01-494-9858
NSN 6110-00-405-4083
NSN 6145-01-464-9392