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 6135-01-447-5083
NSN 5950-01-508-6439
NSN 6620-01-309-1287
NSN 5990-01-369-3380
NSN 5920-00-952-9461
NSN 5925-01-590-7079
NSN 2925-00-707-6770
NSN 5950-00-350-2825
NSN 5998-01-422-4638
NSN 5920-01-310-2927
NSN 5998-01-538-4288
NSN 5935-01-386-2936