Description
York S1-028-08828-700 Two Groove Cast Iron Sheave Overview
The York S1-028-08828-700 is a heavy-duty, two-groove cast iron sheave engineered for dependable power transmission in commercial and industrial HVAC belt-drive applications. With a 6.00″ outside diameter and a 1-3/8″ fixed bore, this sheave delivers precise, consistent alignment to maximize belt life and blower efficiency. The variable pitch range of 4.4 to 5.9 allows technicians to fine-tune fan speed and airflow output without replacing the entire drive assembly — an essential feature for balancing air systems and optimizing unit performance.
Key Features
- Outside Diameter: 6.00″
- Number of Grooves: Two (2)
- Bore Size: 1-3/8″ Fixed Bore
- Variable Pitch Range: 4.4 – 5.9
- Material: Cast Iron construction for long-lasting durability
- Designed for use in belt-drive blower and fan assemblies
- OEM York replacement part for accurate fit and performance
Application
This sheave is a genuine York OEM replacement component, ideal for use in commercial air handling units, rooftop units, and other HVAC equipment utilizing belt-drive blower systems. The two-groove design accommodates dual V-belt configurations, distributing load evenly to reduce wear and vibration. Variable pitch adjustment enables field balancing of airflow without requiring a full drive replacement.
Why Choose the York S1-028-08828-700?
- Genuine York OEM part ensures proper fit and compatibility
- Cast iron construction resists wear and withstands demanding operating environments
- Variable pitch design simplifies system balancing and airflow adjustments
- Two-groove configuration supports dual V-belt drives for improved power transfer
- Fixed bore eliminates the need for additional bushing hardware
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