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。
0.4640 inches minimum and 0.4690 inches maximum outer ring width, steel overall material, grease lubrication material, 0.9061 inches nominal overall length, mil-g-23827 mil spec single material response lubrication material document and classification