Heating Nozzle Compatible Fuel Type Natural Gas Propane Propylene Compatible Torch Series 300 HD 310C Tip Series MFN Tip Size 8 Tip Design Tube Head Compatible Manufacturer Victor Application Heat Treating Priming Straightening Compatible Torch Grainger Part Number 25DV27 25DV28 5KJ44 Compatible Torch Manufacturer Part Number 315FC H 315FC HD 310C Flame Type Multi-Flame Maximum Oxygen Flow Rate 140 scfh Minimum Fuel Pressure Rating 10 psig (Acetylene)