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 6105-00-928-7210
NSN 5835-00-498-8189
NSN 5996-00-248-6436
NSN 5895-01-150-0781
NSN 5930-00-288-1882
NSN 6685-00-931-5062
NSN 5990-00-382-5885
NSN 6135-00-170-8819
NSN 5998-01-342-4247
NSN 5905-01-146-0920
NSN 6220-01-099-8561
NSN 5996-01-457-7765