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 6620-01-407-5619
NSN 5855-01-502-9403
NSN 2925-00-203-8735
NSN 4140-00-103-6943
NSN 5950-01-643-7769
NSN 5960-01-395-9834
NSN 5950-00-527-6896
NSN 6620-00-252-6425
NSN 5999-01-622-1069
NSN 6145-01-030-0991
NSN 5999-01-014-7995
NSN 5930-01-156-0740