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The XTRWELD 43015 is a MIG wire conduit liner sized for 0.023 to 0.030 inch wire, cut to a 15 ft length. It routes welding wire from the drive roll through the gun neck to the contact tip, maintaining consistent wire feed and reducing friction during operation. This liner is built to OEM quality standards in a Bernard style configuration. Welders and maintenance technicians installing or servicing MIG guns will find it a direct-fit solution for keeping wire feed smooth and arc performance consistent. The part number and size are marked on the product for easy identification in the shop or field.
This liner is designed for use with Bernard-style MIG guns, specifically the BTB, S-Gun, and W-Gun series. It functions as a replacement for Bernard Centerfire, Quick Tip, AccuLock, and S series consumable liners. Note that those series are not intermixable with each other, but this liner can serve as a full replacement within the appropriate series. Typical applications include light industrial, fabrication, and maintenance welding environments where Bernard-style guns are already in service.
Compatible with Bernard BTB, S-Gun, and W-Gun MIG guns. Serves as a full replacement for Bernard Centerfire, Quick Tip, AccuLock, and S series consumable liners. These series are not intermixable but this liner can replace each series entirely. Brand names are referenced for identification purposes only.
MIG liner replacement is typically performed by a welder or welding equipment technician. Before replacing the liner, disconnect the MIG gun from the wire feeder and ensure the power source is off. Feed the new liner from the gun end toward the feeder, trimming to length as needed per the gun manufacturer's guidance. After installation, verify the wire feeds smoothly before resuming welding operations.
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