用於分隔和固定軸承、球(經修改)的滾動元件的框架或外殼。
3.4347 cubic inches cubic measure, 0.7500 inches nominal overall width, 1.8750 inches nominal bore diameter, astm a108,11l41 to 11l44 assn std single material response or astm a304,41l40 assn std single material response or astm a505,4130 assn std single material response overall material document and classification, 3.2500 inches nominal outside diameter