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 5920-00-156-5743
NSN 5990-01-364-0813
NSN 6220-01-584-5082
NSN 5999-01-135-1079
NSN 6620-01-589-5411
NSN 5895-01-352-2178
NSN 6610-01-346-2802
NSN 6320-00-284-1524
NSN 5945-01-360-7424
NSN 6650-01-168-8451
NSN 5910-01-621-2230
NSN 6320-01-631-7828