屋顶,屋顶,NA49,NA69,NA44系列滚针轴承

BMT machined type needle bearings comprise machined outer ring, needle roller and cage assemblies, and removalbe innerrings featuring small sectional height, big load capacity & inflexiblity, compact structure and small size. Metrical series and Inch series are both available for cage type, full complement and sealed, with inner rings or without inner rings. High rotating accuracy with the structure of disposed inner ring, the center shaft will be used as the inner race so that small size can be used.