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 6145-01-421-9343
NSN 5905-00-626-9959
NSN 5905-00-485-3606
NSN 5960-00-654-7300
NSN 6620-01-348-1893
NSN 5930-00-497-1327
NSN 6620-00-477-7808
NSN 6620-00-978-4002
NSN 5910-00-114-0715
NSN 6150-00-869-8785
NSN 6135-00-733-9665
NSN 5950-01-052-9313