Transmissions
Chain Sprockets
Pilot Bore Sprockets
3/4inch Pitch (12B1, 12B2, 12B3) Pilot Bore Sprockets
12B2 - 3/4inch Duplex Chain Sprocket
Quick Code: BB-20655
6DR33 Pilot Bore Chain Sprocket 12B2
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Product Specification
Boss Dia
120mm
Number of Teeth
33
Outside Dia
209.3mm
Overall Length
50mm
Pilot Bore Size
20mm
Pitch
3/4inch
Reference
6DR33
Brand
Medway
Quick Order Code
BB-20655
Product Description
12B2 British Standard Roller Chain Sprocket
The 6DR33 is a premium pilot bore chain sprocket engineered for reliable heavy-duty power transmission applications. This duplex sprocket combines British Standard specifications with precision engineering, making it ideal for conveyor systems, agricultural machinery, manufacturing equipment, and material handling applications.
Specifications:
- 3/4 inch pitch
- 33 teeth
- Outside diameter: 209.3mm
- Boss diameter: 120mm
- Pilot bore size: 20mm
- Overall length: 50mm
- Brand: Medway
Key Features:
- Pilot bore design allows for easy machining to your specific shaft size and keyway configuration
- Built to British Standard specifications for full compatibility with 12B2 duplex roller chains
- Duplex construction provides greater load capacity than simplex alternatives
- Engineered for demanding industrial applications requiring reliable power transmission
- 20mm pilot bore offers excellent versatility for custom machining to suit exact requirements
This sprocket is an excellent choice for applications requiring robust construction and dependable performance. Whether you're upgrading existing equipment or designing new systems, the 6DR33 delivers the durability and load capacity you can depend on. If you need assistance selecting the correct sprocket for your application, please contact our technical team.



