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 5930-01-125-2359
NSN 5945-00-580-0873
NSN 6650-01-444-2152
NSN 5965-01-052-1875
NSN 5855-01-081-4114
NSN 5855-01-359-8592
NSN 5996-01-055-5993
NSN 6685-01-610-0976
NSN 6135-01-090-5365
NSN 4140-01-323-7214
NSN 6220-01-395-0662
NSN 5996-01-086-5903