Front Burner Assembly, 9" Od, Cast Iron, 8 Sides~, 1 Leg, 2" Mount Ctrs, Burner Head # 24-1043, 5 3/4" Dia., 5 1/2" Flat To Flat, For Gasket Use # 32-1024, Air Shutter - # 26-1569, Front Venturi # 24-1133, Us Range, Hotplate Series: Rhpa., Range Series: 836 Cuisine, Performer Ii & Pf~, Regal, Rgm-Xxx-2, Rgta & Rhpa.