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 2925-01-156-4335
NSN 5920-00-837-9412
NSN 5855-00-132-4898
NSN 6220-01-186-6431
NSN 6620-00-182-7638
NSN 7035-00-009-8705
NSN 6135-01-230-4399
NSN 5855-00-433-2377
NSN 6240-00-783-2853
NSN 5835-01-604-7489
NSN 5975-00-276-7559
NSN 6110-00-614-9218