The Duke 3533-2, available at PartsFe copyright, is a replacement 3/4" diameter brass gas burner with a #77 orifice. It measures 2-3/8" long, has a 1/16" MPT, a 6-slot cap, and 4 air holes. Replacing a worn burner with this model restores optimal combustion in commercial cooking equipment, ensuring consistent temperatures and efficient gas usage. https://partsfe.ca/3533-2-duke-gas-burner-77-34-brass