Part No S88754, CASE Ball bearing for hydraulic pump. Fits CASE Loader Backhoe Models 580L, 580L Series II, 580M, 580SL, 580SL Series II, 580SM, 590 Turbo, 590SL, 590SL Series II, 590SM. Fits CASE Landscaper Models 570LXT, 570LXT Series II, 570MXT. Fits CASE Crawler Excavator Models 35 Series D, 40 Series D, 40 Series E, 40BLC Series B, 50 Series D, 50 Series E, 880B, 880C, 980B