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Chain Sprockets
Bored & Keyed Sprockets
1/2inch Pitch Bored & Keyed Sprockets
Quick Code: BB-700958
08B1 16T Sprocket Comes With 25mm Bore & Keyway with 2 Grubscrews (4SR16 25BK&2GS)
The 08B1 16T Sprocket with 25mm Bore & Keyway and 2 Grubscrews is a precision-engineered power transmission component designed for reliable chain drive applications. This half-inch pitch sprocket combines a practical 16-tooth configuration with a substantial 25mm bore, making it ideal for moderate-speed, high-torque drive systems requiring a larger shaft diameter.
Key Features:
- 16 Teeth: Optimised tooth count for balanced speed and torque delivery in industrial applications
- 1/2" Pitch: Standard industrial pitch compatible with 08B1 chain systems
- 25mm Pre-Machined Bore: Eliminates the need for additional boring, ensuring precise fit to your shaft
- Integrated Keyway: Provides secure positive drive engagement and prevents slippage
- Dual Grubscrews: Ensures maximum holding power and secure shaft retention with dual-point clamping
Ideal Applications:
This sprocket is perfectly suited 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 high-torque solutions
- General industrial chain drive applications
- Chain drive replacements and new system designs
Reference: 4SR16 25BK&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. The pre-machined bore and keyway eliminate costly additional machining, reducing installation time and ensuring consistent, reliable performance.

