Lennox 41G52 - (LB-21259) Blower Wheel Shaft Key, 1/4" x 1/4" x 1-1/2" – OEM Steel Drive Key for HVAC Blower Assemblies
The Lennox 41G52 (LB-21259) Blower Wheel Shaft Key is a precision-machined component designed to ensure a tight, secure mechanical connection between the blower wheel and the shaft in Lennox heating and cooling systems. This genuine OEM part plays a critical role in torque transmission, preventing slippage and maintaining synchronization between the motor and the blower wheel.
Key Specifications:
- Dimensions: 1/4 inch (Width) x 1/4 inch (Height) x 1-1/2 inch (Length)
- Material: High-strength carbon steel with corrosion-resistant finish
- Design: Square-end key with uniform tolerances for a precise fit in keyways
- Function: Transmits rotational force from the shaft to the blower wheel, preventing slippage under load
- Compatibility: Specifically designed for use in Lennox blower assemblies; suitable for furnaces, air handlers, and packaged systems
Product Benefits:
- OEM Quality Assurance: Manufactured to exact Lennox specifications for performance and durability
- Critical Component: Maintains blower alignment and efficiency by securely anchoring the blower wheel
- Easy Installation: Drop-in replacement for worn or damaged keys; fits snugly without modifications
- Prevents Equipment Damage: Reduces stress on shafts and bearings by ensuring consistent rotational motion
- Versatile Use: Commonly used across various Lennox HVAC systems, supporting a wide range of blower applications
Whether you're performing scheduled maintenance or a critical repair, using an authentic Lennox shaft key ensures your system operates at peak reliability. Over time, worn or missing keys can lead to blower failure, vibration issues, and performance losses—making this small but essential part a key component of any HVAC technician’s toolkit.
Backed by Lennox’s reputation for quality and precision engineering, the 41G52 shaft key is a trusted solution to keep your blower assembly running smoothly.
Now available at Beenimax.com – your reliable source for genuine Lennox replacement parts.