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 5999-01-451-4520
NSN 5960-01-279-2589
NSN 5975-00-563-1501
NSN 2925-01-157-9204
NSN 6685-01-294-4562
NSN 5965-01-053-7168
NSN 5950-00-479-8120
NSN 5998-01-324-8719
NSN 6610-01-161-4835
NSN 6685-01-591-3741
NSN 6650-01-284-1158
NSN 6610-00-945-3112