Rheem-Ruud 70-40514-02 Blower Wheel

The Rheem-Ruud 70-40514-02 Blower Wheel is a high-performance direct drive centrifugal blower designed for precise airflow management in residential and light commercial air handlers and furnaces. Featuring a 13 3/16 inch diameter and 12 5/8 inch width, this double inlet blower wheel utilizes a 3/4 inch bore to ensure a secure fit on standard motor shafts. Constructed with a convex hub design and manufactured from galvanized steel, it supports both CW/CCW rotation, making it a versatile OEM replacement blower wheel for diverse HVAC configurations. The forward-curved blades are engineered for optimal static pressure performance and vibration-free operation. When performing a HVAC blower motor repair, utilizing this genuine Rheem-Ruud replacement part ensures that the system maintains factory-specified CFM output and electrical efficiency. Its robust design prevents blade deformation under high-torque starts, providing long-term reliability for demanding airflow applications in high-efficiency heating and cooling units.

• Universal Compatibility: Engineered for seamless integration across multiple Rheem and Ruud furnace platforms requiring a 13-inch class wheel.
• Dynamic Balance: Factory-set balancing reduces bearing wear on the blower motor and eliminates resonance noise within the cabinet.
• Corrosion Resistance: Heavy-gauge galvanized construction stands up to high-humidity environments and prevents premature oxidation.
• Optimized Airflow: The double-inlet configuration maximizes air intake volume to maintain consistent static pressure across the heat exchanger.

What is the importance of the convex hub on the 70-40514-02?
The convex hub design provides increased structural rigidity at the shaft mounting point, preventing the wheel from "walking" or vibrating during high-RPM cycles.

Can this wheel be used in both clockwise and counter-clockwise applications?
Yes, this wheel is designed for dual-rotation compatibility, but it is critical to verify the blade orientation matches the original factory setup for proper airflow.

Does this blower wheel include the set screw?
Standard 70-40514-02 units feature a hub-integrated set screw for tightening against the 3/4" motor shaft flat, though verification of shaft condition is recommended during install.

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.