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 5935-01-202-9840
NSN 5950-00-880-2818
NSN 6135-01-660-8237
NSN 5999-00-563-7106
NSN 5905-01-646-9639
NSN 5905-00-419-5480
NSN 6620-01-224-9007
NSN 7035-00-064-7008
NSN 6645-01-185-7684
NSN 5960-00-357-3043
NSN 5990-00-991-8723
NSN 5945-00-504-8993