一種特殊的單列或多列滾珠軸承,剛性或自調心,採用實心或空心軸構造,具有內部或外部螺紋。
rigid alignment type, 3.1200 inches nominal length from bore center to shank end, 1.2400 inches nominal overall outside diameter, 0.4790 inches minimum and 0.4840 inches maximum inner ring width, 3.8400 inches nominal overall length