Surface Burner Knob Specifications this Knob Allows You To Turn The Burner On Your Range Or Cooktop On, And It Allows You To Control The Temperature Of The Burner. If Your Knob Is Broken, Damaged, Or Lost, This Is The Replacement Part You Will Need. This Knob Accepts A D-Shaped Shaft. To Successfully Install This Part, Line The Flat Edge Of The Shaft On The Switch Up With The Hole In The Knob, Then Simply Press The Knob Onto The Shaft And Into Place. This Part Is Sold Individually, And Is Made Of Black Plastic. This Part Is Approximately 2 Inches In Diameter. This Part Works With The Following Products: This Part Works With The Following Products: Range, Cooktop. This Part Works With The Following Products: This Part Works With The Following Products: Kitchenaid, Whirlpool. Part, Wp9750372ff Replaces These: Part, Wp9750372ff Replaces These: Ap6013884,9750372ffCross Parts: Ps11747113, 9750372ff, Ap6013884