Product Description
The Profax PX51 Gas Diffuser is designed to deliver consistent shielding gas flow and dependable performance in MIG welding applications. Engineered for use with .030–.045 welding wire, this precision-machined diffuser features durable threads and tight tolerances to ensure secure fitment and optimal gas distribution. It is compatible with Lincoln machines using Magnum 100L guns, Profax 160 and 180 amp guns, and many other popular models—making it a reliable replacement or upgrade component for professional welders and fabrication shops.
Key Features:
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Compatible with .030–.045 welding wire
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Length: 1-23/32"
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M6-1 tip (inside) thread
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M11-1.5 nozzle (outside) thread
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M9-1.25 conductor tube (back) thread
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Maintains consistent shielding gas coverage
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Durable construction for industrial use
Compatibility:
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Lincoln machines with Magnum 100L gun
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Profax 160 amp and 180 amp guns
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Additional compatible MIG guns and systems using the same thread pattern
Typical Applications:
Fabrication shops, welding repair, metal manufacturing, maintenance welding
