Description
The Browning BK85H is a single-groove cast iron classical V-belt sheave designed for fractional horsepower belt drive systems commonly found in HVAC blowers, fan drives, pumps, and light industrial machinery. This BK-series sheave features an 8.25-inch outside diameter and a bushed bore design that uses an H-series split taper bushing, allowing installers to match the sheave to a range of shaft diameters. The combination groove profile supports 4L, A, 5L, and B section V-belts, providing flexibility for multiple belt types while maintaining smooth and reliable power transmission.
Key Features
- Single-groove BK-series V-belt sheave for fractional horsepower drives
- 8.25 in outside diameter for HVAC fans, blowers, and pump drives
- Compatible with 4L, A, 5L, and B section belts (combination groove design)
- H-series split taper bushing required for adaptable shaft mounting
- Close-grain cast iron construction for strength and precise machining
- Statically balanced sheave design for smooth, vibration-free operation






