Mounting Parts onto Rotating Shafts >Parts are made separately and then mounted onto the shaft >The portion of the mounted i member in contact with the shaft is the hub(毂盘) >The hub is attached to the shaft in a variety of ways Introduction to Engineering5 Introduction to Engineering Mounting Parts onto Rotating Shafts Parts are made separately and then mounted onto the shaft The portion of the mounted member in contact with the shaft is the hub（毂盘） The hub is attached to the shaft in a variety of ways