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 6685-00-546-9323
NSN 6240-00-013-4764
NSN 5920-01-243-0611
NSN 6220-01-113-8861
NSN 6610-01-244-7192
NSN 5996-00-827-2094
NSN 6650-01-145-3731
NSN 6135-01-092-4734
NSN 6650-01-095-2978
NSN 2925-01-580-2993
NSN 5935-01-421-1802
NSN 6650-01-444-1229