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。
1.9998 inches minimum and 2.0000 inches maximum bore diameter, c calibration designator, 10.0 pounds minimum and 20.0 pounds maximum bearing preload rating, medium bearing preload designation, 15.0 degrees minimum and 25.0 degrees maximum contact angle