一種通常呈圓形的剛性部件,用於容納軸承。它用於定位軸承,但不會包裹軸承或限制軸承的運動。
bearing retainer part name assigned by controlling agency, 3.125 inches nominal outside diameter, 0.140 inches nominal overall width, swing ststor grp,lh w/ships spts end item identification, 1.900 inches nominal bore diameter