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 5996-01-365-3368
NSN 5855-01-599-6993
NSN 6240-00-908-0377
NSN 6645-00-342-5956
NSN 6150-01-600-2320
NSN 5915-01-190-8083
NSN 5965-01-630-0409
NSN 4140-00-981-8580
NSN 5960-01-583-4737
NSN 5935-01-227-5745
NSN 6135-01-468-6491
NSN 6135-00-152-8729