Tweco 1150-1235 Mig Contact Tip 0.062 in 25 Pack

Product Description

The TWECO 1150-1235 is a threaded MIG welding contact tip designed for use with 0.062 inch (5/64 inch) wire diameter. Machined from 122 DHP copper alloy tubing, it provides a consistent, smooth inside bore with a nominal ID of 0.073 inches and an OD of 0.345 inches, held to a +/-0.003 inch tolerance. The 5/16 inch-18 UNC-2A thread ensures solid contact with the gas diffuser when installed in a MIG gun. Rated for heavy-duty welding applications up to 500 amps, this tip is marked with the part number and wire diameter for fast field identification. Sold in packs of 25.

This contact tip is suited for heavy-duty MIG welding environments where consistent wire feed and reliable electrical transfer are critical. The 1.97 inch length and threaded design make it appropriate for use in demanding production and fabrication settings, including structural, industrial, and maintenance welding. It is installed by welding technicians and experienced fabricators who require dependable performance at higher amperage ranges. The 25-count pack is well-suited for shops that run high consumable turnover.

Key Features

• Rated for heavy-duty welding up to 500 amps
• Machined from 122 DHP copper alloy tubing for consistent bore surface
• Nominal ID of 0.073 inches with +/-0.003 inch tolerance for accurate wire guidance
• 5/16 inch-18 UNC-2A threaded style ensures proper gas diffuser contact
• Each tip marked with part number and wire diameter for easy identification
• Sold as 25 per pack for high-volume shop use

Compatibility

Designed for use with MIG guns accepting 5/16 inch-18 UNC-2A threaded contact tips and 0.062 inch wire diameter. Compatible with heavy-duty MIG welding applications up to 500 amps.

Installation Notes

Installation is performed by a qualified welding technician. Always power down and disconnect the welding machine before replacing contact tips. Thread the tip firmly into the gas diffuser by hand to avoid cross-threading, then snug with appropriate tooling. Inspect the bore for wear or spatter buildup regularly, as a damaged bore will negatively affect wire feed and arc quality.

Technical Specifications

• Wire Diameter: 0.062 inches (5/64 inch)
• Bore (Nominal ID): 0.073 inches
• Outside Diameter (OD): 0.345 inches
• Length: 1.97 inches
• Thread Size: 5/16 inch-18 UNC-2A
• Maximum Amperage: 500 amps
• ID Tolerance: +/-0.003 inches
• Material: 122 DHP copper alloy
• Package Quantity: 25 per pack
• Weight: 0.05 pounds
• UPC: 608246287607

Standard Information

• Brand: TWECO
• Manufacturer Part Number: 1150-1235