Tapered cup bearing for independent PTO driven shafts and more.Fits Case/International models 1460 Combine, 1480 Combine, 1660 Combine, 1666 Combine, 1680 Combine, 1688 Combine, 2377 Combine, 2577 Combine, 2588 CombineReplaces 1012359 2230050-05 663558R1 663558R91 665099R1 671076R1 713545 831729M1 LM501310