Transmissions
Chain Sprockets
Bored & Keyed Sprockets
1/2inch Pitch Bored & Keyed Sprockets
Quick Code: BB-700949
08B1 15T Sprocket Comes With 20mm Bore & Keyway with 2 Grubscrews (4SR15 20BK&2GS)
The 08B1 15T Sprocket with 20mm Bore & Keyway is a precision-engineered chain sprocket designed for 1/2 inch pitch chain drive systems. This mid-range 15-tooth sprocket comes pre-machined and ready for installation, featuring a 20mm bore with integrated keyway and dual grubscrews for secure, reliable shaft mounting.
Key Features:
- 15 teeth for balanced speed and torque ratios
- 1/2 inch (08B1) pitch specification
- 20mm pre-machined bore with keyway
- Dual grubscrews for secure fastening and shaft engagement
- No additional machining required – ready to install
- Precision-engineered for consistent performance
Ideal Applications:
This sprocket is perfect for power transmission systems requiring moderate tooth counts and is commonly used in:
- Conveyor systems
- Packaging machinery
- Agricultural equipment
- General industrial chain drive applications
- Equipment requiring balanced speed and torque characteristics
Reference: 4SR15 20BK&2GS SPKT
Whether you need a replacement sprocket for existing equipment or are designing a new chain drive system, this sprocket delivers the reliability and precision required for demanding industrial applications. Our technical team is available to assist with specification selection for your specific drive requirements.

