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).
steel retainer material, 3.5050 inches minimum and 3.5200 inches maximum bore diameter, 5.1950 inches minimum and 5.2070 inches maximum outside diameter, steel comp 5140 roller material, pressed retainer fabrication method