Transmissions
Chain Sprockets
Pilot Bore Sprockets
1.3/4inch Pitch (28B1) Simplex Chain Sprocket
Quick Code: BB-20474
28B1-17 Pilot Bore Sprocket
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Product Specification
Boss Dia
160mm
Number of Teeth
17
Outside Dia
260mm
Overall Length
75mm
Pilot Bore Size
30mm
Pitch
1.3/4inch
Brand
Medway
Quick Order Code
BB-20474
Product Description
28B1-17 Simplex Chain Sprocket
A high-quality British standard roller chain sprocket designed for reliable power transmission in industrial applications. This 28B1 pilot bore sprocket features a 1.3/4 inch pitch and 17 teeth configuration, making it ideal for moderate-speed drive systems requiring balanced torque and speed characteristics.
Key Specifications:
- 28B1 British standard roller chain sprocket
- 1.3/4 inch pitch x 17 teeth
- Outside Diameter: 260mm
- Boss Diameter: 160mm
- Pilot Bore Size: 30mm
- Overall Length: 75mm
- Manufactured by Medway to exacting standards
Features & Benefits:
- Pilot Bore Design: Allows for precise machining to your exact shaft requirements, making it perfect for custom installations and replacements
- Versatile Application: The 17-tooth configuration provides an excellent balance point within our comprehensive range, suitable for both driver and driven sprocket applications
- Robust Construction: Built to withstand demanding industrial environments including conveyor systems, manufacturing equipment, and heavy machinery
- UK Stock: Available from our UK-based warehouse ready for quick dispatch
Whether you require a single replacement sprocket or multiple units for a new installation, our technical team is available to help you select the correct specification for your application.



