Dode M. for Model Number KSB50B4 Part Ap2930430 looks like it screws on. My drive coupling just slides over the wheel with no way to screw on. Is there another part number?
Answer Hello Dode! May we have the serial number to your blender for further research please? Thanks! Read More... Answered by AppliancePartsPros.com | Tuesday, June 21, 2011