Lennox 80K57 - ariable Pitch Cast Iron Finished Bore Pulley, 6.00 Inch OD, 2-Groove, 1-1/8 Inch Bore
Lennox 80K57 - ariable Pitch Cast Iron Finished Bore Pulley, 6.00 Inch OD, 2-Groove, 1-1/8 Inch Bore
Lennox 80K57 – Variable Pitch Cast Iron Finished Bore Pulley, 6.00 Inch OD, 2-Groove, 1-1/8 Inch Bore
The Lennox 80K57 is a premium-quality variable pitch pulley engineered to provide precise speed adjustments and reliable power transmission in HVAC and industrial drive systems. Designed with durability and flexibility in mind, this pulley is ideal for maintaining optimal airflow and system efficiency in various blower and fan applications.
Product Specifications:
- Brand: Lennox
- Part Number: 80K57
- Pulley Type: Variable Pitch (adjustable diameter for belt tension and speed control)
- Outside Diameter: 6.00 inches
- Grooves: 2 (designed for dual belt configurations to handle greater load transmission)
- Bore Size: 1-1/8 inch finished bore with keyway
- Material: Cast iron for exceptional strength, rigidity, and longevity
- Construction: Machined for precision balance, minimizing vibration and reducing bearing wear
- Adjustment Mechanism: Movable sheave design for adjusting effective pulley diameter to achieve desired RPM without pulley replacement
Features & Benefits:
- Superior Durability: Heavy-duty cast iron construction resists deformation, cracking, and wear, ensuring long service life even in continuous operation environments.
- Variable Pitch Design: Offers flexibility to fine-tune blower or fan speeds to match system requirements, optimize airflow, and maintain energy efficiency.
- Dual Groove Configuration: Allows use with two belts for enhanced power transmission and reduced belt slippage, critical in high-torque HVAC applications.
- Easy Installation: Finished bore with keyway for quick replacement of worn or damaged pulleys without extensive modifications.
- Corrosion Resistance: Protective coating prevents rusting and degradation in humid or outdoor mechanical room conditions.
- Vibration Reduction: Precision machined and balanced to reduce vibrations, extending the lifespan of bearings and adjacent rotating components.
Applications:
- HVAC blower assemblies
- Industrial fans and exhaust systems
- Air handling units requiring adjustable pulley speeds
- Replacement or upgrade for existing Lennox units or compatible OEM systems needing a variable pitch solution
Compatibility Notes:
Ensure proper belt alignment and torque specifications when replacing pulleys to maintain system safety and performance. Compatible with standard 1-1/8 inch keyed shafts and commonly used in Lennox commercial and residential systems.
Why Choose Beenimax.com?
- Authorized Lennox parts dealer ensuring genuine OEM products
- Competitive pricing to support contractor profitability
- Fast order processing and shipping to reduce system downtime
- Dedicated HVAC product specialists available for part verification and application support
- Trusted by contractors nationwide for consistent reliability and service excellence
| Package Quantity | 1 Item |
|---|---|
| Item Returns | This item can be returned |
Write Your Own Review