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The ITW Miller/Tregaskiss 404-30 is a brass TOUGH LOCK™ retaining head and integrated gas diffuser designed for MIG welding systems. It serves as the critical interface for securing the contact tip and facilitating gas flow within the nozzle assembly of robotic and semi-automatic welding guns.
Features
TOUGH LOCK™ technology for secure contact tip locking
Integrated gas diffuser for controlled shielding gas distribution
Brass construction for thermal conductivity and heat dissipation
Slip-on nozzle interface for rapid consumable replacement
Mechanical stability for contact tip alignment
Specifications
Manufacturer: ITW / Miller / Tregaskiss
Part Number: 404-30
Material: Brass
Component Type: Retaining Head / Gas Diffuser
System Compatibility: TOUGH LOCK™
Gun Compatibility: Tregaskiss Robotic MIG Guns, Bernard MIG Guns
Series Compatibility: TGX Series, TGH Series
Nozzle Connection: Slip-on
Amperage Range Compatibility: 350, 450, and 550 amp air-cooled systems
Applications
Robotic MIG welding
Semi-automatic MIG welding
Industrial metal fabrication
High-heat welding environments using T-Gun series equipment
