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 6150-00-181-1711
NSN 5985-00-235-4742
NSN 6110-00-729-9467
NSN 5910-01-215-0820
NSN 5905-01-605-8208
NSN 5999-00-450-2312
NSN 6645-01-228-2127
NSN 6135-01-222-0703
NSN 5905-00-133-5337
NSN 5998-01-326-7816
NSN 5935-01-380-2270
NSN 6145-00-960-6277