9J5075 REPLACEMENT HYD PUMP 621B, 621E SCRAPER Fits CAT model-31E777-0813-E1 3910 (1-1-81 - 2-28-90)

3910 (1-1-81 - 2-28-90)

applies to serial number 109944 and later

856 (Fits FARMALL Models Prior S/N 27286 & IH Models Prior S/N 9492

This is for the one headlight fender style

Important Note: Multiple pre-cleaner bowl sizes exist

9J5075 REPLACEMENT HYD PUMP 621B, 621E SCRAPER Fits CAT model-31E777-0813-E1 3910 (1-1-81 - 2-28-90)One New Aftermarket Replacement Hydraulic Vane Pump for Caterpillar (Cat) Wheel Tractor Scrapers This aftermarket replacement hydraulic vane pump (Pump Group Vane) is a direct replacement for Caterpillar (Cat) part number 9J5075. It is a Vickers 4535VQ series double vane pump used in the hydraulic system of Cat wheel tractor scrapers. Replacing a worn or failed vane pump restores proper hydraulic flow and pressure to support steering, bowl, and apron