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Product Specification
Boss Dia
105mm
Number of Teeth
25
Outside Dia
134mm
Overall Length
45mm
Pilot Bore Size
16mm
Pitch
5/8inch
Reference
5DR25
Brand
Medway
Quick Order Code
BB-20610
Product Description

The 5DR25 is a 10B2 British standard roller chain sprocket, engineered for reliable power transmission in industrial applications. This pilot bore sprocket features a duplex (double row) configuration, making it ideal for machinery requiring robust torque delivery and load capacity.

Key Specifications:

  • 5/8 inch (15.875mm) pitch
  • 25 teeth
  • Outside diameter: 134mm
  • Boss diameter: 105mm
  • Pilot bore size: 16mm
  • Overall length: 45mm

Application Areas:

The 5DR25 is well-suited for a wide range of industrial power transmission applications including conveyors, machinery drives, and mechanical transmission systems where medium torque requirements and reliable performance are essential. The 25-tooth configuration provides an excellent balance between speed and torque, making it versatile for many drive ratios.

Quality Assurance:

Manufactured to exacting standards as part of the Medway 10B2 5/8inch duplex chain sprocket range, this sprocket is built for long-lasting, dependable performance. Compatible with British standard 10B2 roller chains, the 5DR25 integrates seamlessly into existing systems and offers precise customisation through its 16mm pilot bore size for secure shaft mounting.


  • 10B2 Roller Chain To Suit