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Product Specification
Boss Dia
120mm
Number of Teeth
18
Outside Dia
198mm
Overall Length
50mm
Pilot Bore Size
20mm
Pitch
1.1/4inch
Brand
Medway
Quick Order Code
BB-20369
Product Description

20B1-18 Simplex Pilot Bore Sprocket

A precision-engineered British standard roller chain sprocket designed for reliable power transmission in industrial applications. This 20B1 simplex sprocket features a 1.1/4inch pitch with 18 teeth, making it ideal for moderate-speed drive systems requiring consistent performance.

Key Specifications:

  • 20B1 British standard roller chain sprocket
  • 1.1/4inch pitch x 18 teeth
  • Outside diameter: 198mm
  • Boss diameter: 120mm
  • Pilot bore size: 20mm (allows for precise machining to your exact shaft requirements)
  • Overall length: 50mm

Applications:

Ideal for use in conveyor systems, agricultural machinery, industrial equipment, and other power transmission applications where reliable chain drive performance is essential.

Benefits:

  • Manufactured to exacting standards for optimal performance and durability
  • Pilot bore design enables customization to your specific shaft size
  • Part of our comprehensive 20B1 simplex sprocket range (8-76 teeth available)
  • Stocked in our UK warehouse for fast delivery
  • Supplied by Medway, a trusted name in power transmission components

For technical assistance in selecting the correct sprocket for your application, our technical team is ready to help.