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 6105-00-471-1019
NSN 5985-01-228-0530
NSN 4140-01-595-3827
NSN 6620-01-632-2154
NSN 6220-00-116-4289
NSN 6320-01-138-0442
NSN 5935-01-422-3228
NSN 5996-00-978-4547
NSN 6320-00-456-2092
NSN 6145-00-475-6909
NSN 6620-01-078-6372
NSN 6240-01-023-7720