An assembled inner component of a roller bearing, consisting of a frame or inclosure which spaces and retains the rolling elements of a bearing, roller (as modified) and the rollers which are the rolling elements in a bearing, roller (as modified).
0.3120 inches minimum and 0.3125 inches maximum bore diameter, pressed retainer fabrication method, 0.3620 inches minimum and 0.3720 inches maximum overall width, steel overall material, 0.4441 inches minimum and 0.4446 inches maximum outside diameter