WB3K5136 Kenmore Cooktop Knob Large Burner Kenmore OEM Part: WB3K5136 All Our Parts Are Factory Approved For A Proper Fit Brand New in Original Retail Packaging WB3K5136 Knob Large Burner Part Number WB3K5136 (AP2623886) replaces 256523, AH248491, EA248491, PS248491, WB03K5136.