Drive Chains

Super (Heavy Duty) : Super (Heavy Duty Roller Chain)

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ULTRA SUPER Roller Chain

Highest fatigue strength (16% more than SUPER-H Roller Chain)

Highest tensile strength (17% more than SUPER-H Roller Chain)

ULTRA SUPER Chain
Tsubaki Chain Number
RF100-US-1
RF120-US-1
RF140-US-1
RF160-US-1
RF200-US-1
RF240-US-1

Notes for use:

  • Offset links are not available due to the super heavy-duty nature of transmission. Use an even number of links.
  • Use drip lubrication, oil bath or splash lubrication, or forced pump lubrication.
  • RS Roller Chain sprockets can be used only with single-stand chains. Steel sprockets cannot be used. Use sprockets made of S35C or higher carbon steel. Sprockets with lower teeth number must also have hardened teeth. Check key strength, etc.
  • Multi-stand chains are not available. Consider other heavy-duty chains if required.