Description
The AAON P48690 is an OEM blower pulley designed for use in AAON commercial HVAC equipment. Featuring a BK90 sheave profile and a 1″ bore, this V-belt pulley delivers reliable power transmission between the motor and blower assembly, helping maintain precise airflow performance across a wide range of AAON rooftop and air handling units.
Product Overview
This fixed-pitch, single-groove V-belt pulley is engineered to AAON’s original equipment specifications. The BK90 designation indicates the sheave’s groove profile and outside diameter class, making it a direct OEM replacement that ensures proper belt alignment, tension, and blower speed — critical factors for system efficiency and longevity.
Key Features
- OEM AAON replacement blower pulley
- BK90 sheave profile for standard B-section V-belt compatibility
- 1″ bore for direct shaft mounting
- Fixed-pitch design for consistent blower speed
- Engineered for accurate belt alignment and reduced vibration
- Direct drop-in replacement for AAON commercial HVAC systems
Applications
- AAON rooftop units (RTUs)
- AAON air handling units (AHUs)
- Commercial blower assemblies requiring BK90 x 1″ pulley
Why Choose OEM AAON Parts?
Using genuine AAON replacement components like the P48690 ensures your equipment operates within factory specifications. OEM pulleys are matched to the original belt and motor configuration, reducing the risk of premature belt wear, vibration, and blower imbalance that can result from aftermarket substitutions.
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