Gas Nozzle Compatible with Brand Lincoln Electric Series Magnum Compatible with Model Magnum 250LX Bore Diameter 19/50 in Nozzle to Tip Relationship Fixed Flush Duty Rating Standard Duty For Contact Tip Series KP14 KP14A KP14AH KP14H For Gas Diffuser Number KP52FN Welding Processes MIG Welding (GMAW) Application MIG Welding Color Copper Features Gas Nozzle Flush For Use With Lincoln Electric Wire Feed Welders Inside Diameter 0.38 in