75005059+1 - American Weldquip 400A MIG Gooseneck - 60 Degree Bend, 1 Inch Extended

Technical Overview: American Weldquip 400 Amp Gooseneck

The American Weldquip 75005059+1 is a specialized replacement gooseneck designed for high-performance industrial MIG welding applications. Engineered to handle up to 400 Amperes of welding current, this component is critical for maintaining the electrical continuity and gas shielding integrity of your MIG gun assembly. The unit features a specific geometry defined by a 60-degree bend angle, which is a standard configuration for general fabrication but is enhanced in this model by a 1-inch extension. This modification alters the center-point geometry, allowing the contact tip to reach deeper into complex fixtures or narrow weld joints without compromising the gun's duty cycle or gas coverage.

Constructed from high-grade conductive alloys, the gooseneck is built to withstand the thermal stresses associated with 400A welding procedures. It serves as the primary conduit for the welding wire and shielding gas as they exit the handle and approach the arc. The internal bore is precision-machined to ensure smooth wire feeding, minimizing drag and the potential for bird-nesting, which is crucial when using softer wires like aluminum or flux-cored varieties. The outer insulation is robust, designed to protect the neck from electrical shorts against the workpiece and to shield the operator from excessive radiant heat.

This part is identified by the reference 507CA and is compatible with American Weldquip's modular MIG gun systems. The 1-inch extension is particularly valuable in automated or semi-automated setups where standard neck lengths may result in collision with the workpiece or insufficient torch standoff distance. By extending the reach, the welder can maintain an optimal contact-tip-to-work distance (CTWD) even in restricted access scenarios. Proper maintenance of the gooseneck, including regular inspection of the threads and O-rings (if applicable), ensures the longevity of the entire torch system and consistent weld quality.