Victor 0323 0262 MFA Heating Nozzle, Size 15, Acetylene, Tube & Head Design, fits HD 310C Torch, Multi Flame SP131 Residential Contact Material Brass Wire Residential Contact Material Brass Wire Connection Type Screw Terminals Current Rating 15 A GFCI No Number of Poles & Wires 2 Pole 3 Wire Connection Orientation Straight Mount Type Flush Housing Material Polycarbonate Current Limiting Full Rated Current Pole 2 Operating Temperature 40°C to 60°C Grounding Screw Brass Plated Steel Line Contacts Brass Triple Wipe Torque Range 14 16 inch pounds Yoke Zinc Plated Steel Dielectric Voltage Withstands 2000V per UL498 Shutter Mechanism Delrin® Acetal Agency Certifications UL 498 5 in Overall Height 11 Tip Size 15 Straightening Oxygen Pressure 50 to 60 psig Tip Type GPP Fuel Pressure 12 to15 psig Oxygen Flow 99 to 244 scfh Type 1 Piece Acetylene Pressure 12 to 15 psig Acetylene Flow 90 to 220 scfh Tip Series MFA Minimum Oxygen Flow Rate 99 scfh Pressure Rating (Oxygen