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 6685-01-511-3724
NSN 6645-01-654-9639
NSN 5920-00-487-4256
NSN 5915-01-512-8851
NSN 5996-01-149-5506
NSN 5855-00-301-1176
NSN 5960-01-015-0381
NSN 5855-00-832-9341
NSN 5855-01-073-7255
NSN 6685-01-592-3099
NSN 5835-01-519-3834
NSN 6240-01-373-9247