兩個單列環形球軸承,尺寸經選定,組成匹配對或匹配組。軸承套圈表面經過特殊研磨,達到規定的偏置量,安裝時可產生預定的預緊力。可能包含一個單列角接觸軸承,軸承套圈表面經過特殊研磨,適合雙列安裝。
standard internal fit-up designation, angular load direction, light bearing preload designation, 4.3304 inches minimum and 4.3307 inches maximum overall outside diameter, 2.3619 inches minimum and 2.3622 inches maximum bore diameter