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 5960-01-306-4606
NSN 6645-00-084-3859
NSN 6320-01-329-8380
NSN 6135-01-457-2855
NSN 6320-01-412-2973
NSN 5835-00-289-9080
NSN 6110-01-528-7161
NSN 5975-00-633-8532
NSN 5920-01-510-2784
NSN 6220-01-649-3542
NSN 5930-01-534-3928
NSN 5975-00-222-4109