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 5999-01-044-6250
NSN 5895-01-357-6932
NSN 5998-01-097-2254
NSN 5960-00-471-6286
NSN 6145-01-499-5031
NSN 5999-01-634-0576
NSN 5905-01-421-6042
NSN 6610-00-941-0509
NSN 6145-01-411-4757
NSN 4140-00-489-3020
NSN 5975-00-006-9245
NSN 5985-01-289-4665