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Product Specification
Boss Diameter
48
Length Through Bore
28
Number of Teeth
21
PCD
63.91
Reference
31-21
Brand
DUNLOP
Quick Order Code
BB-6088
Product Description

31-21 Roller Chain Sprocket

High-quality taperlock type roller chain sprocket 06B1-21T designed for reliable power transmission in industrial applications. This compact sprocket is ideal for applications requiring a smaller gear ratio or tight space constraints.

Key Specifications:

  • 3/8 inch pitch Simplex
  • Number of teeth: 21 teeth
  • Taperlock bush type: 1008
  • Boss diameter: 48 mm
  • Length through bore: 28 mm
  • PCD (Pitch Circle Diameter): 63.91 mm
  • Compatible with 06B1 roller chain
  • Brand: DUNLOP

Benefits:

  • Taperlock design allows for quick and easy installation and removal from the shaft
  • Smaller tooth count suitable for higher speed reduction ratios
  • Compact size fits applications with limited space
  • Precision engineered for smooth operation and minimal wear

Applications:

Ideal for conveyor systems, material handling equipment, agricultural machinery, and other industrial drives where a 21-tooth sprocket configuration is required for optimal performance.


  • 06B1 Roller Chain To Suit
  • 1008 Taperlock Bushes to Suit