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 5935-00-613-6769
NSN 5996-01-179-5688
NSN 6130-01-193-8992
NSN 5835-00-233-6327
NSN 6620-01-434-1012
NSN 5835-01-613-9485
NSN 5915-01-323-7154
NSN 5960-01-279-2589
NSN 6130-01-457-9411
NSN 5925-01-549-8757
NSN 5855-01-479-3152
NSN 5996-00-493-3468