400A Part Number & Size Reference
Handles poor fit-up with good weldability
Ideal for professional and industrial welding operations
fully resin-bonded to a durable polyester/cotton cloth backing
Excellent in pulsed and non-pulsed TIG welding
Tweco-Style MIG Contact Tips 25-Pack, 400A Copper Alloy – 14-23, 14-30, 14-35, 14-45, 14-52 Chemicals & Markers 400A Part Number & SizeContact Tips (25 Pack) Tweco Style 14 23, 14 30, 14 35, 14 45, 14 52 The 25 Pack Tweco Style contact tips designed to fit 54A, 52, and 52FN gas diffusers, are crafted from high grade copper alloy tubing with a consistent inside diameter, delivering reliable and precise welding performance. Their thick walled construction serves as an efficient heat sink, dissipating heat effectively to prolong tip lifespan and maintain consistent weld quality.