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 7035-01-319-2315
NSN 5998-00-453-6004
NSN 5905-00-468-8008
NSN 6220-01-034-1231
NSN 6150-00-525-8852
NSN 5990-01-268-2236
NSN 6620-01-633-8443
NSN 5895-01-449-0912
NSN 6645-00-287-9192
NSN 5990-01-386-3040
NSN 6610-01-437-2506
NSN 6620-01-127-0049