Transmissions
Chain Sprockets
Pilot Bore Sprockets
3/4inch Pitch (12B1, 12B2, 12B3) Pilot Bore Sprockets
12B2 - 3/4inch Duplex Chain Sprocket
Quick Code: BB-20637
6DR15 Pilot Bore Chain Sprocket 12B2
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Product Specification
Boss Dia
71mm
Number of Teeth
15
Outside Dia
99.8mm
Overall Length
50mm
Pilot Bore Size
16mm
Pitch
3/4inch
Reference
6DR15
Brand
Medway
Quick Order Code
BB-20637
Product Description
12B2 British Standard Roller Chain Sprocket
The 6DR15 is a high-quality pilot bore chain sprocket designed for heavy-duty power transmission applications. This 12B2 duplex sprocket from Medway combines reliable British Standard engineering with versatile sizing to suit a wide range of industrial requirements.
Key Specifications:
- 3/4 inch pitch x 15 teeth
- Outside diameter: 99.8mm
- Boss diameter: 71mm
- Pilot bore size: 16mm
- Overall length: 50mm
- Manufacturer: Medway
Features & Benefits:
- Pilot Bore Design: The 16mm pilot bore allows for easy machining to your specific shaft size and keyway configuration, ensuring a custom fit for your application
- British Standard Compliant: Full compatibility with standard 12B2 duplex roller chains
- Compact Size: Ideal for space-constrained applications requiring efficient power transmission
- Heavy-Duty Construction: Greater load capacity than simplex alternatives, suitable for demanding industrial environments
Typical Applications:
The 6DR15 is well-suited for use in conveyor systems, agricultural machinery, manufacturing equipment, material handling applications, and other power transmission systems requiring reliable, compact sprocket solutions.



