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。
c calibration designator, 14.0 degrees minimum and 19.0 degrees maximum contact angle, 0.5 pounds minimum and 1.5 pounds maximum bearing preload rating, 0.1250 inches nominal bore diameter, angular load direction