Evaporative Cooler Spider Bearing, 3/4-in.

3/4" spider bearing. 3/4 in. bore, 9 in. arms. the spider bearing is made of rugged steel. it mounts in the blower housing of some evaporative cooler models. the bearing ball provides stability for the cooler's blower shaft. premium quality steel bearing with brass inner ring. assembly includes rubber cushion to reduce vibration. includes top-mounted oil port for easy lubrication.