Typically referred to as a 9x4. Blower wheel measures 9.5" diameter x 4.5" deep x 1/2" shaft. Turns CW clockwise (CWLE) when viewing from the shaft end of the motor. Double inlet single hub convex center plate, 1 set screw. Made in the USA!
Replaces Lau L01333401, DD9-4A and Mars 41360.
Picture may not be of actual item.