베어링을 수용하도록 설계된, 대개 원형의 단단한 물체. 베어링의 위치를 정하지만, 베어링을 감싸거나 움직임을 제한하지는 않습니다.
0.9600 inches minimum and 1.0000 inches maximum outside diameter, 0.4800 inches minimum and 0.4900 inches maximum bore diameter, qq-s-633,fs1020 fed spec single material response overall material document and classification, steel comp 1020 overall material, 0.1800 inches minimum and 0.1900 inches maximum overall width