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。
250.0 millimeters nominal outside diameter, 10.0 millimeters nominal overall width, bearing ring part name assigned by controlling agency, waterjet end item identification, 155.0 millimeters nominal bore diameter