Transmissions
Chain Sprockets
Pilot Bore Sprockets
1/2inch Pitch (08B1, 08B2, 08B3) Pilot Bore Sprockets
08B1 - 1/2inch Simplex Chain Sprockets
Quick Code: BB-20239
4SR40 Pilot Bore Sprocket 08B1
The 4SR40 Pilot Bore Sprocket 08B1 is a high-quality simplex chain sprocket manufactured to British standard specifications. This sprocket is ideal for applications requiring reliable power transmission in machinery, conveyors, and industrial equipment.
Key Specifications:
- 08B1 British standard roller chain sprocket
- 1/2 inch pitch x 40 teeth
- Boss diameter: 90mm
- Outside diameter: 166.8mm
- Overall length: 35mm
- Pilot bore size: 16mm
- Brand: Medway
Applications:
This 40-tooth sprocket is suitable for a wide range of industrial applications including:
- Machine tool drives
- Conveyor systems
- Agricultural equipment
- Material handling machinery
- General power transmission systems
- Heavy-duty industrial equipment requiring lower speed ratios
Manufactured to exacting quality standards, the 4SR40 offers reliable performance and durability for your specific drive requirements. The 16mm pilot bore ensures secure mounting on compatible shafts, making installation straightforward and dependable. With its larger tooth count and substantial boss diameter, this sprocket is particularly well-suited for applications demanding increased torque transfer and stability.



