一種特殊的單列或多列滾子軸承,剛性或自調心,並採用內螺紋、空心、梅花螺紋或實心軸構造。
single row, concave rollers style designator, steel comp e52100 inner racesteel comp 4620 rod end bodysteel comp e52100 rollerrubber butadiene-acrylonitrile class nbr seal material, 0.3600 inches nominal outer ring width, 0.2500 inches nominal bore diameter, 0.5930 inches nominal inner ring width