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Chain Sprockets
Bored & Keyed Sprockets
1/2inch Pitch Bored & Keyed Sprockets
Quick Code: BB-701013
08B1 20T Sprocket Comes With 19mm Bore & Keyway with 2 Grubscrews (4SR20 19BK&2GS)
The 08B1 20T Sprocket with 19mm Bore & Keyway is a precision-engineered power transmission component designed for reliable chain drive performance in industrial applications. This half-inch pitch sprocket combines a 20-tooth configuration with a 19mm pre-machined bore, making it an ideal choice for medium-duty applications requiring efficient speed and torque balance.
Key Features:
- 20 Teeth - Optimised for applications requiring balanced speed and torque characteristics in medium-duty chain drive systems
- 1/2" Pitch - Compatible with standard 08B1 chain systems
- 19mm Pre-Machined Bore - Eliminates need for additional machining and ensures precise fit to your shaft
- Integral Keyway - Provides secure positive drive engagement and prevents slippage
- 2 Grubscrews - Delivers dual-point security for reliable and secure shaft retention
Ideal Applications:
This versatile sprocket is suitable for use in:
- Conveyor systems and material handling equipment
- Packaging machinery and production line drives
- Agricultural equipment and farm machinery
- Industrial power transmission systems requiring balanced performance
- General industrial chain drive applications with medium shaft diameters
- Medium-speed drive applications requiring reliable power transmission
Reference: 4SR20 19BK&2GS SPKT
Ready to install and requiring no additional machining, this bored and keyed sprocket delivers immediate functionality and reliability for your drive system requirements. Whether you need a replacement component for an existing system or are designing a new chain drive application, this 20-tooth sprocket offers the precision and performance needed for efficient power transmission. Our technical team is available to assist with specification selection for your specific application requirements.

