The Tweco Style 24 Series MIG Nozzle<\/strong> is a critical consumable designed to maintain the integrity of your welding arc by ensuring consistent shielding gas coverage. Engineered to fit industry-standard Tweco No. 3 (300 amp) and No. 4 (400 amp)<\/strong> MIG guns, as well as compatible systems like the Lincoln Magnum 300\/400 series, this nozzle is a staple for industrial fabrication environments.<\/p>\n This specific model features a 1\/2-inch (12.7mm) bore<\/strong>, identified by the code 24FN50S. The 1\/2″ opening is slightly narrower than the standard 5\/8″ nozzle, making it an excellent choice for applications requiring better access to tight corners or when welding at slightly lower amperages where a focused gas column is beneficial. The nozzle is constructed from high-grade copper alloy, selected for its superior thermal conductivity and resistance to spatter adhesion. This ensures the nozzle remains cooler during extended welding cycles, prolonging the life of the front-end consumables.<\/p>\n Installation is straightforward thanks to the slip-on design, which works in conjunction with the gun’s insulator (typically part number 34A or 34CT). This design allows the welder to adjust the nozzle position relative to the contact tip, accommodating different stick-out requirements for short-circuit or spray transfer modes. Supplied in a package of 2<\/strong>, this product ensures you have a spare on hand to minimize downtime during production.<\/p>\nTechnical Specifications<\/h3>\n
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