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Chain Sprockets
Pilot Bore Sprockets
1.3/4inch Pitch (28B1) Simplex Chain Sprocket
Quick Code: BB-20468
28B1-11 Pilot Bore Sprocket
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Product Specification
Boss Dia
112mm
Number of Teeth
11
Outside Dia
176.3mm
Overall Length
70mm
Pilot Bore Size
25mm
Pitch
1.3/4inch
Brand
Medway
Quick Order Code
BB-20468
Product Description
The 28B1-11 Pilot Bore Sprocket is a British standard simplex chain sprocket manufactured by Medway, designed for precision power transmission applications requiring a compact, high-speed drive solution.
Product Specifications
- 28B1 British standard roller chain sprocket
- 1.3/4 inch pitch with 11 teeth
- Outside diameter: 176.3mm
- Boss diameter: 112mm
- Pilot bore size: 25mm
- Overall length: 70mm
Key Features
- Pilot Bore Design: Pre-machined pilot bore allows for precise customisation to your exact shaft requirements, eliminating the need for additional machining
- Compact Profile: With only 11 teeth, this sprocket is ideal for high-speed, low-torque applications requiring smaller drive ratios
- Quality Construction: Manufactured to exacting Medway standards for reliable, long-lasting performance in demanding industrial environments
- British Standard: Ensures compatibility with 28B1 simplex chain systems
Typical Applications
The 28B1-11 sprocket is ideal for use in:
- High-speed conveyor systems
- Lightweight machinery drive systems
- Rapid acceleration applications
- Compact equipment installations
- Custom machinery replacements and retrofits
Stock held in our UK-based warehouse for quick dispatch. Contact our technical team for assistance in selecting the correct specification for your application.
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