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 5920-00-172-9232
NSN 6320-01-527-0211
NSN 5925-01-068-0943
NSN 5835-01-453-3074
NSN 5895-00-508-1877
NSN 6610-01-625-6855
NSN 5935-00-267-9926
NSN 5950-01-534-3026
NSN 6220-00-865-8069
NSN 5905-00-604-3041
NSN 5999-00-592-7570
NSN 5999-01-110-0673