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 steel
NSN 5925-00-475-2648
NSN 5855-00-472-2055
NSN 4140-01-015-2728
NSN 5835-00-310-6807
NSN 6145-01-401-3713
NSN 5935-01-501-0611
NSN 5925-01-410-8515
NSN 5910-01-351-4667
NSN 6130-00-368-9234
NSN 5965-01-475-0666
NSN 5910-01-642-4920
NSN 6150-01-518-5707