Transmissions
Chain Sprockets
Pilot Bore Sprockets
1.3/4inch Pitch (28B1) Simplex Chain Sprocket
Quick Code: BB-20475
28B1-18 Pilot Bore Sprocket
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Product Specification
Boss Dia
160mm
Number of Teeth
18
Outside Dia
274mm
Overall Length
75mm
Pilot Bore Size
30mm
Pitch
1.3/4inch
Brand
Medway
Quick Order Code
BB-20475
Product Description
28B1-18 Simplex Chain Sprocket
This 28B1 pilot bore sprocket is a British standard roller chain sprocket designed for reliable power transmission in industrial applications. With an 18-tooth configuration and 1.3/4 inch pitch, it offers an ideal balance for moderate speed and torque requirements.
Key Specifications:
- 28B1 British standard roller chain sprocket
- 1.3/4 inch pitch x 18 teeth
- Outside diameter: 274mm
- 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 ideal for custom installations and replacements
- Quality Construction: Built to demanding industrial standards for reliable performance in heavy-duty applications
- Versatile Application: Suitable for use in conveyor systems, manufacturing equipment, and general heavy machinery
Stock item available from our UK-based warehouse ready for quick dispatch. Our technical team is available to help you select the correct specification for your application or to discuss custom machining requirements for your specific shaft diameter.



