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 6650-01-512-1930
NSN 5985-00-009-9518
NSN 6130-00-218-1363
NSN 6320-01-092-4101
NSN 6320-01-422-1212
NSN 5998-01-202-7905
NSN 6620-00-236-2048
NSN 5996-01-205-8535
NSN 6130-00-052-1942
NSN 6110-01-537-9235
NSN 5835-01-299-5055
NSN 5990-01-236-8399