My Account   01603 720713  
£9.99 exc VAT (£11.99 inc VAT)
In Stock   Free Delivery over £100   Next Day Order by 4pm
Buy Now
Product Specification
Boss Dia
38mm
Number of Teeth
13
Outside Dia
57.4mm
Overall Length
50mm
Pilot Bore Size
14mm
Pitch
1/2inch
Reference
4TR13
Brand
Medway
Quick Order Code
BB-20778
Product Description

The 4TR13 Pilot Bore Chain Sprocket 08B3 is a high-quality triplex chain sprocket engineered for demanding industrial power transmission applications. This British standard sprocket delivers reliable performance and exceptional load capacity in heavy-duty environments.

Key Specifications:

  • 08B3 British standard roller chain sprocket
  • 1/2 inch pitch x 13 teeth
  • Pilot bore size: 14mm
  • Outside diameter: 57.4mm
  • Boss diameter: 38mm
  • Overall length: 50mm
  • Brand: Medway

Benefits & Applications:

The 13-tooth configuration makes this sprocket ideal for intermediate speed applications requiring precise power distribution. It is commonly used in:

  • Industrial conveyor systems
  • Manufacturing machinery
  • Material handling equipment
  • Agricultural machinery
  • General power transmission systems

This pilot bore sprocket is fully compatible with standard 08B3 triplex roller chains and features a robust design built to withstand continuous operation in challenging industrial conditions. The 14mm pilot bore allows for secure mounting onto standard shafts, ensuring stable and vibration-free operation.

For assistance in selecting the correct sprocket for your specific application, our technical team is available to help – please contact us.


  • 08B3 Roller Chain To Suit
  • Product Reviews
    p c starstarstarstarstar  12 August 24