Transmissions
Chain Sprockets
Pilot Bore Sprockets
1.3/4inch Pitch (28B1) Simplex Chain Sprocket
Quick Code: BB-20477
28B1-20 Pilot Bore Sprocket
28B1-20 Simplex Chain Sprocket
This 28B1 British standard roller chain sprocket is engineered for reliable power transmission in industrial applications. With a 1.3/4 inch pitch and 20 teeth configuration, it provides an ideal mid-range option for machinery requiring balanced speed and torque characteristics.
Key Specifications:
- 28B1 British standard roller chain sprocket
- 1.3/4 inch pitch x 20 teeth
- Outside diameter: 303mm
- Boss diameter: 160mm
- Pilot bore size: 30mm
- Overall length: 75mm
- Manufactured by Medway to exacting standards
Pilot Bore Design:
The pilot bore design allows for precise machining to your exact shaft requirements, making this sprocket ideal for custom installations, replacements, and retrofit applications where precise fitting is essential.
Applications:
This versatile sprocket is suitable for use in conveyor systems, manufacturing equipment, heavy machinery, and other demanding industrial power transmission systems requiring dependable performance.
Available from our UK-based warehouse, ready for quick dispatch. Our technical team is available to assist you in selecting the correct specification for your application.



