Chain and Sprocket Idlers are compact units made for various chain types, including single and extended pitch roller chain, as well as detachable link chain. They are normally mounted on standard 1/2 inch, 5/8 inch or 3/4 inch bolts, and include accurately contoured hardened teeth to resist wear and damage to the chain. Designs range from 6 to 18 teeth in various configurations. Typical applications include gathering chains on corn heads and other harvesting equipment, exercise machines, and packaging machines. Compact and easy to install. Built for long maintenance-free service life. Available in a range of a sprocket sizes and configurations which accommodate all conventional chain driven equipment.

Item#: 520-15521
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Features:

  • Case hardened teeth prolong chain and idler life.
  • Over-size, factory packed lubricant chamber assures maximum life and operating efficiency without troublesome relubrication.
  • Bearings races are case hardened to resist wear, outers are coined and inners are burnished for smooth running.
  • Full ball complement.
  • Aetna's self-contouring, free running, self wiping seal provides positive contact under all conditions of misalignment.
  • Accurately contoured heavy gauge form available in a range of sprocket sizes.

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