Century RAL1024 HVAC Blower Motor 1/4HP 115V 1625RPM 48Y Double Dual Shaft. Century Direct Drive Furnace Motor. Shaft: 1/2 x7.6 x 5 x 8.0 Flat. If there’s something you’re not sure about or have a question about anything, just send us a message by clicking “Ask a question” below the listing.