Replacements for oil lamps and lanterns Need help figuring out which wick to use? Turn your burner over and measure the width of the wick channel, then check the chart below. Call our lamp experts for more assistance. 3/8" wide: Known as #00 Size. Fits Acorn, Hornet and Nutmeg Burners. 1/2" wide: Common size, known as #0. Also fits Dietz Original, Feuerhand, Victoria Lamp, Banquet Lamp Cabin Olive Oil Lamp and many others. 5/8" wide: Very common size, known as #1 Burner