Lennox 50G17 - (LB-53985C) Blower Shaft, 1-3/16" Diameter x 54" Length, C1045 Steel
The Lennox 50G17 (LB-53985C) Blower Shaft is a precision-machined OEM component engineered specifically for Lennox blower assemblies. Measuring 1-3/16 inches in diameter and 54 inches in length, this shaft is built from high-carbon C1045 steel, a premium-grade material known for its strength, impact resistance, and ability to withstand demanding mechanical loads. Whether you're performing a system rebuild or replacing a worn shaft, this part is essential to restoring efficient blower operation and ensuring long-term HVAC reliability.
Product Features:
- Exact OEM Fit: Manufactured to Lennox specifications for seamless integration into compatible blower assemblies. Ensures proper alignment and fit without the need for modifications.
- High-Performance Steel (C1045):
– Offers a balanced combination of strength, hardness, and ductility.
– Ideal for applications involving high rotational speed and mechanical stress.
– Maintains dimensional stability over time, reducing risk of imbalance or premature wear. - Critical Dimensions:
– Diameter: 1-3/16 inches
– Length: 54 inches
– Straightness and roundness tolerances meet industry standards to support smooth bearing interaction and uniform rotation. - Machined Ends: Ends are typically milled or chamfered to accommodate keyways, set screws, or bearings, depending on your system's design.
- Corrosion-Resistant Finish: Surface treated to minimize rust and extend operational life in variable HVAC environments.
Common Applications:
Used in commercial and residential Lennox air handlers, furnaces, and rooftop units where a 54" blower shaft is required. Critical for supporting blower wheels and ensuring proper airflow through the system.
Benefits:
- Restores full blower efficiency
- Reduces system vibration and noise
- Prolongs blower motor and bearing life
- Minimizes downtime during maintenance or repairs
Beenimax.com is your trusted source for genuine Lennox replacement parts. We stock only factory-authorized components to guarantee quality, fitment, and performance. With fast shipping, dedicated support, and a commitment to HVAC professionals, Beenimax is the preferred choice for reliable system maintenance.
Order the Lennox 50G17 Blower Shaft today and keep your air handling system operating at peak performance.