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。
0.2365 inches nominal bore diameter, 1.2885 inches nominal length from bore center to shank end, b-1b acft end item identification, 0.7495 inches minimum and 0.7500 inches maximum inner ring width, rigid alignment type