The WA323-5033-202 is a power take off hydraulic pump drive gear built for the 350 Series KB-3 PTO, referenced as P350 SEC #78. This drive gear transfers rotational power from the PTO to the hydraulic pump, making it a key component in mounting a pump to a 350 Series unit.FeaturesHydraulic pump drive gearPart number WA323-5033-202Fits 350 Series KB-3 PTOReferenced as P350 SEC #78Used to drive a hydraulic pump from a PTO unitTech Specs350 Series KB-3P350 SEC #78