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 6150-01-581-6779
NSN 6685-01-192-6326
NSN 5910-01-417-6583
NSN 5905-01-581-3591
NSN 5920-01-227-1877
NSN 6110-00-647-3932
NSN 5960-01-104-7839
NSN 5925-00-853-6198
NSN 6685-00-536-0476
NSN 6610-00-299-1844
NSN 6320-00-004-9158
NSN 6650-01-532-6966