Transmissions
Chain Sprockets
Pilot Bore Sprockets
1/2inch Pitch (08B1, 08B2, 08B3) Pilot Bore Sprockets
08B3 - 1/2inch Triplex Chain Sprockets
Quick Code: BB-20735
4TR08 Pilot Bore Chain Sprocket 08B3
08B3-08 Triplex Chain Sprocket
This compact pilot bore sprocket is engineered for applications requiring a small tooth count with reliable power transmission. As part of our comprehensive 08B3 range, it delivers the durability and performance expected from British standard specifications.
- 08B3 British standard roller chain sprocket
- 1/2 inch pitch x 8 teeth
- Pilot bore design with 10mm bore size for secure shaft mounting
- Outside diameter: 37.2mm
- Boss diameter: 20mm
- Overall length: 46mm
- Triplex (three-strand) configuration for heavy-duty load capacity
- Manufactured by Medway to exacting standards
Applications:
This 8-tooth sprocket is ideal for high-speed drive applications, speed reduction systems, and compact machinery where space is at a premium. It performs excellently in industrial conveyors, packaging equipment, and machinery requiring rapid chain movement with controlled torque delivery.
As one of the smallest options in our 08B3 range, this sprocket is perfect for applications requiring the fastest chain speeds while maintaining the reliability of British standard specifications. Our technical team is available to help you select the ideal sprocket for your specific transmission requirements.



