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 6150-00-326-6803
NSN 6320-01-203-4303
NSN 5990-01-485-0260
NSN 5996-00-606-0011
NSN 2925-00-853-5039
NSN 5915-01-545-4759
NSN 5935-01-152-2058
NSN 6650-01-014-5990
NSN 5835-01-090-0784
NSN 5965-00-764-1841
NSN 5990-00-844-5659
NSN 5985-01-383-9867