由滾輪和螺柱組成的組件,用於與凸輪產生滾動接觸,並將往復運動或振盪運動轉換為線性運動。
mil-g-23827 mil spec single material response lubrication material document and classification, contact bearing seal type, 0.3390 inches minimum and 0.3440 inches maximum outer ring width, grease lubrication material, 1.0930 inches nominal overall length