ローラー ベアリングの転動体となる、中実または中空構造の円筒形本体。
0.1560 inches minimum and 0.1562 inches maximum rolling element diameter, harden and temper to rc 63 min special features, 0.6360 inches minimum and 0.6560 inches maximum overall length, 66,aisi/sae e50100 or e52100 fed std single material response overall material document and classification, steel comp e50100 or steel comp e52100 overall material