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The TWECO 1510-1101 is a brass MIG gas diffuser designed for use with the Tweco No. 1 Series MIG gun platform. Machined from 360 brass alloy bar stock, this diffuser delivers consistent dimensional stability and reliable electrical conductivity across light to medium duty welding applications rated up to 180 amps. It measures 1.99 inches in overall length and features an M10 x 1.5-6g threaded connection for secure fit to the conductor tube. Four 0.094-inch gas holes ensure even shielding gas distribution at the weld zone. The part number is rolled and stamped on the external surface for quick field identification. Sold in a pack of 5.
This gas diffuser is suited for light to medium duty MIG welding operations up to 180A. It is compatible with slip-on and thread-on nozzle assemblies used in the Tweco No. 1 Series MIG gun platform, as well as Eliminator front-end consumable assemblies. Machined external threads allow nozzle assemblies to thread over the diffuser body, securing the nozzle in place during the welding process. Typical install scenarios include production welding, fabrication shops, and maintenance welding environments where consistent front-end consumable performance is required.
Designed for use with Tweco No. 1 Series MIG guns and Eliminator front-end consumable assemblies with slip-on and thread-on nozzle configurations.
Installation is performed by a qualified welding technician or MIG gun service professional. Before replacing front-end consumables, disconnect the MIG gun from the wire feeder and ensure the power source is off. Thread the diffuser onto the conductor tube by hand to avoid cross-threading, then verify nozzle seating before resuming operation. Inspect gas holes for spatter blockage during routine maintenance to maintain consistent shielding gas coverage.
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