Rheem-Ruud 70-23111-51 Blower Wheel

The Rheem-Ruud 70-23111-51 Blower Wheel is a precision-engineered double inlet centrifugal fan designed for high-static pressure applications within residential and light commercial air handlers. This direct drive blower wheel features a 11 15/16-inch diameter and a 5 9/32-inch width, engineered specifically for CW rotation (clockwise) when viewed from the motor end. Constructed with a convex center disc and 1/2-inch bore, this component ensures balanced airflow distribution and minimizes vibrational stress on the motor shaft. This HVAC blower wheel replacement is a critical OEM furnace part for maintaining specified CFM outputs in Rheem and Ruud equipment. Utilizing a galvanized steel construction, it resists corrosion and maintains structural integrity during high-RPM operation. Whether you are addressing a noisy blower motor or a failed hub, this centrifugal blower fan provides the exact tolerances required for professional-grade HVAC blower repair and system optimization.

Key Benefits

• Precision Balanced: Factory-balanced design reduces bearing wear on the direct drive motor and prevents cabinet harmonics.
• Optimized Airflow: The convex center disc provides superior structural rigidity and efficient air distribution across the double inlet.
• Exact OEM Fitment: Eliminates the compatibility issues often found with universal aftermarket blower wheels, ensuring proper static pressure performance.
• Durable Construction: Heavy-gauge galvanized steel blades prevent deformed fins and sustain performance in various thermal environments.

Common Questions

How do I determine if this blower wheel is compatible with my current motor?
Confirm that your motor has a 1/2-inch diameter shaft and that the rotation required is Clockwise (CW). Measuring the existing wheel's diameter and width is essential, as even minor deviations can lead to static pressure drops or cabinet interference.

What are the signs that a blower wheel needs to be replaced?
Excessive vibration, unusual humming, or visible pitting and buildup on the blades are primary indicators. A loose hub or a stripped setscrew on the 1/2-inch bore often necessitates a full replacement to restore system efficiency.

Does this wheel include the setscrew for installation?
Yes, this OEM blower wheel typically includes the necessary hardware to secure the hub to the 1/2-inch motor shaft, ensuring a slip-free connection during high-torque startups.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.