Baler Idler Sprocket for Pick Up Drive - 17 tooth - #50 Chain - Replaces FH312223 / L2231C - Used on 466 566 446 546 456 556 467 567 457 557 447 547 458 558 468 568 449 459 469 559 569 - Also Fits JD Platforms / Mower Conditioners and Forage Harvester

Item#: 520-2231
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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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