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 5990-01-485-0260
NSN 6220-01-357-6872
NSN 5996-01-400-1640
NSN 4140-01-023-8846
NSN 5975-00-248-5590
NSN 6610-00-267-1102
NSN 6320-00-116-3658
NSN 5960-01-415-3574
NSN 6220-01-131-9997
NSN 5960-00-914-3186
NSN 5905-00-690-1492
NSN 5835-00-804-0569