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 5925-00-985-0908
NSN 6135-01-620-1306
NSN 5990-01-485-8874
NSN 5960-01-408-6290
NSN 6110-00-066-1171
NSN 6240-00-895-6461
NSN 5996-01-014-8857
NSN 5999-01-608-2248
NSN 6320-01-607-1491
NSN 6145-00-204-5992
NSN 5855-01-570-3195
NSN 6110-01-239-9319