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 5975-00-859-2180
NSN 6145-00-220-9933
NSN 5855-01-386-7323
NSN 6610-01-548-3401
NSN 5996-01-358-2655
NSN 6650-00-088-4741
NSN 6320-01-422-0741
NSN 6110-00-052-2655
NSN 6110-00-686-4685
NSN 6620-00-139-3800
NSN 7035-01-361-4176
NSN 5920-01-544-9121