Tweco 1160-1777 Mig Contact Tip 0.052 Inch

Product Description

The TWECO 1160-1777 is a 0.052 inch bore MIG contact tip from the Velocity2a series, engineered for MIG welding guns used in industrial and fabrication environments. It is installed at the front end of a MIG torch to guide the wire electrode and transfer welding current. The Velocity2a design reduces the total number of thread interfaces to one, pairing brass threads on the consumable side against heat-treated stainless steel threads on the gooseneck. This soft-against-hard thread combination resists seizing and cross-threading, which are among the most common causes of unplanned downtime at the wire. The tip ships as a single unit and weighs 0.05 pounds.

This contact tip is suited for MIG welding applications in light manufacturing, structural fabrication, and production welding where 0.052 inch wire is the specified electrode diameter. The Velocity2a system is designed to be tool-free during consumable changes, reducing changeover time between welds. It is appropriate for use in both short-circuit and spray transfer processes that run 0.052 inch solid or flux-core wire. Welders working in high-duty-cycle environments benefit from the reduced thread complexity when replacing worn tips under production conditions.

Key Features

• 0.052 inch bore diameter matches standard 0.052 inch MIG wire electrode
• Single thread interface reduces seizing and cross-threading compared to conventional two- or three-thread consumable designs
• Brass-on-stainless-steel thread pairing: soft brass threads grip without loosening, hard stainless threads on the gooseneck resist wear
• Tool-free installation and removal for faster consumable changeover
• Fixed Threaded configuration maintains consistent flush relationship between contact tip and nozzle opening
• Sold individually (each)

Compatibility

Designed for use with TWECO Velocity2a series MIG torch assemblies that accept 0.052 inch contact tips. Confirm torch series and thread specification before ordering.

Installation Notes

Contact tips are installed and serviced by welders and welding technicians. Always power down the welding machine and allow the torch to cool before replacing a contact tip. The Velocity2a system is designed for tool-free installation; do not use pliers or wrenches on the brass threads, as overtightening can damage the soft-thread mating surface. Inspect the bore for wear or spatter buildup at each wire change and replace the tip when the bore shows ovaling or excessive erosion.

Technical Specifications

• Bore Diameter: 0.052 inches
• Length: 0.3 inches
• Width: 1.5 inches
• Weight: 0.05 pounds
• Thread Material (Consumable Side): Brass
• Thread Material (Gooseneck Side): Heat-treated stainless steel
• Sold As: Each
• UPC: 608246434384

Standard Information

• Brand: TWECO
• Manufacturer Part Number: 1160-1777