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。
plastic polytetrafluoroethylene overall material, 0.9688 inches nominal rolling element diameter, 2.7969 inches minimum and 2.8281 inches maximum overall length, id 0.6280 in. min and 0.6300 in. max special features, mil-p-19468 mil spec single material response overall material document and classification