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.
Classification: Check valves of copper having a pressure rating of 850 kpa or over
NSN 6610-01-545-4080
NSN 5965-01-121-6135
NSN 5999-00-244-3090
NSN 5910-01-423-8417
NSN 6685-01-328-8051
NSN 5925-01-095-9990
NSN 6220-00-726-1953
NSN 6610-00-058-9527
NSN 5960-01-142-8170
NSN 5925-01-411-5222
NSN 5930-01-489-1191
NSN 6240-01-187-3687