Air Cooled MIG Welding Torch Nozzle; Item Nozzle; Type 3-Piece, Slip-On, Thread-On, Tapered; Size 1/2 Inch; Material Copper Alloy (Housing), Solid Brass (Nozzle Insert), G7 Silicone (Nozzle Insulator); Used On Item Air Cooled MIG Welding Torch; Used On Model/Brand 21 Series

Used in Light to Medium Duty Welding Application up to 180 Ampere; 3-Piece Nozzle Design Includes: Nozzle Housing - Cut and Formed from 122 DHP Copper Alloy Tubing, Nozzle Insert - Machined from a Solid Brass Allow and Machining the Internal Threads to Match the Gas Diffuser, Nozzle Insulator - Made from G7 Silicone Material, Providing the Electrical Insulation Needed from the Gas Diffuser; Easy Identification - Part No Rolled Stamped on the Outside Surface; Tapered Nozzle 3-Piece Design - Does Not Require an Additional Insulator; Nozzle Threads onto the Gas Diffuser