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Product Specification
Boss Dia
120mm
Number of Teeth
37
Outside Dia
154.6mm
Overall Length
55mm
Pilot Bore Size
25mm
Pitch
1/2inch
Reference
4TR37
Brand
Medway
Quick Order Code
BB-20802
Product Description

08B3-37 Triplex Chain Sprocket

This pilot bore chain sprocket is engineered for reliable power transmission in heavy-duty industrial applications. Manufactured to British standard 08B3 specification, it features a triplex (three-strand) configuration designed for maximum load capacity and durability in the most demanding environments.

Key Specifications:

  • 08B3 British standard roller chain sprocket
  • 1/2 inch pitch with 37 teeth
  • Pilot bore size: 25mm
  • Outside diameter: 154.6mm
  • Boss diameter: 120mm
  • Overall length: 55mm
  • Brand: Medway

Applications:

Ideal for use in:

  • Industrial machinery and equipment
  • Conveyor systems and material handling
  • Power transmission systems requiring high load capacity and lower speed ratios
  • Heavy-duty mechanical drive applications
  • Large-scale industrial operations demanding reliable performance

This 37-tooth sprocket is compatible with standard 08B3 triplex roller chains and represents one of the larger sizes in our comprehensive range. The 25mm pilot bore ensures secure mounting on larger shaft sizes and optimal performance in demanding industrial environments. As part of our extensive selection of 08B3 sprockets with tooth counts ranging from 8 to 95 teeth, this sprocket combines trusted Medway brand quality with precision engineering. Our technical team is available to assist with sprocket selection and specific application requirements.


  • 08B3 Roller Chain To Suit