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。
2.1651 inches minimum and 2.1654 inches maximum bore diameter, 0.0020 inches minimum radial and 0.0028 inches maximum radial internal clearance, 1.6335 inches minimum and 1.6535 inches maximum overall width, 3.9367 inches minimum and 3.9370 inches maximum overall outside diameter, angular load direction