Overview
The Browning 1A3A5-2TV68 sheave is a precision-engineered pulley for mechanical power transmission systems. As part of Browning’s established product line, it combines durable cast-iron construction with the proven split-taper bushing system to ensure reliable operation in industrial automation, HVAC, and motion control applications. This sheave integrates directly into standard V-belt drive systems for efficient torque and power transfer.
Key Features
- Cast-iron construction for durability and long service life
- Split-taper bushing system for secure, repeatable shaft coupling
- Fixed-pitch design suitable for A, B, and 5V belt profiles
- Designed for HVAC and industrial machinery applications
- Compatible with standard V-belt drive systems
Technical Specifications
| Manufacturer | Browning (Regal Rexnord) |
| Part Number | 1A3A5-2TV68 |
| Series | 2TB68 Aircon |
| Type | Fixed-Pitch V-Belt Sheave |
| Bore Configuration | Bushed bore (taper bushing style) |
| Material | Cast Iron |
| Belt Profile Compatibility | A, B, 5V belts |
| Application Type | HVAC, industrial machinery, power transmission |
| Bushing System | Browning Split-Taper |
Typical Applications
The Browning 1A3A5-2TV68 sheave is widely used in:
- HVAC systems and air handling units
- Industrial blower and fan drives
- Centrifugal pump drive systems
- Compressor drive trains
- Motor-to-load power transmission assemblies
- Maintenance and replacement in existing V-belt drive systems
Compatibility & Replacements
Compatible With
- Standard V-belt drive systems using A, B, and 5V belt profiles
- Motors and prime movers with compatible shaft sizes
- Industrial electric motors and turbine drives
- Browning Gripbelt® belts and compatible aftermarket V-belts
- Systems using Browning split-taper bushing architecture
Replaces / Drop-In Replacement For
Verify compatibility with your system integrator or maintenance department before ordering, as direct replacement compatibility depends on shaft bore dimensions, bushing type, and existing belt specifications.
Works With
- Browning split-taper bushing system components
- Standard keyseats and setscrews (as furnished by Browning)
- A, B, 5V V-belt sections and matched belt systems
- Industrial power transmission assemblies and retrofit applications
