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Product Specification
Boss Dia
65mm
Number of Teeth
14
Outside Dia
93.6mm
Overall Length
70mm
Pitch
3/4inch
Reference
6TR14
Brand
Medway
Quick Order Code
BB-20850
Product Description

12B3 British Standard Pilot Bore Roller Chain Sprocket

This high-quality pilot bore chain sprocket is engineered for reliable power transmission in demanding industrial applications. Manufactured by Medway to exacting British standards, the 6TR14 delivers smooth, efficient operation in heavy-duty chain drive systems.

Key Specifications:

  • Pitch: 3/4 inch
  • Number of Teeth: 14
  • Boss Diameter: 65mm
  • Outside Diameter: 93.6mm
  • Overall Length: 70mm
  • Type: Pilot Bore (suitable for custom machining to fit your exact shaft dimensions)

Ideal Applications:

  • Industrial machinery and equipment
  • Conveyor systems
  • Power transmission systems requiring increased load capacity
  • General chain drive applications

The pilot bore design allows for flexible customization, enabling you to machine the bore to match your specific shaft requirements precisely. This 14-tooth sprocket offers an excellent balance of speed and torque characteristics, making it a versatile choice for moderate-duty applications within the 12B3 triplex chain sprocket range.

Stocked in our UK warehouse and ready for rapid dispatch. Contact our technical team for assistance in selecting the ideal sprocket configuration for your chain drive system.


  • 12B3 Roller Chain To Suit