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Brass retaining head, slip-on dual taper, TOUGH LOCK series

TREGASKISS

TREGASKISS 404-26 Retaining Head Slip-On Dual Taper TOUGH LOCK welding

SKU CH-5JJR-TKZ2N

Slip-on brass retaining head with dual taper for heavy-duty MIG guns, accepting wire from .023 to .125 in

  • Product typeTools
  • TOUGH LOCK compatibility ensures reliable MIG welding performance
  • Slip-on connection enables quick installation on Bernard BTB and Tregaskiss guns
  • Brass construction delivers heavy-duty durability for demanding applications
  • Supports wire diameters from .023 to .125 inches for versatile use
  • Designed for clean air fume extraction and robotic MIG gun systems

TREGASKISS 404-26 Retaining Head

The TREGASKISS 404-26 retaining head is a brass slip-on component built for heavy-duty MIG welding. It fits Bernard BTB MIG guns, Clean Air fume extraction guns and Tregaskiss robotic MIG guns. The dual-taper TOUGH LOCK design accepts wire diameters from .023 in to .125 in. It is sold new for professional welding operations.

Heat dissipation and electrical performance

Brass construction provides consistent thermal conductivity during normal welding cycles. The slip-on connection maintains a secure gas seal without threaded fastening. Heavy-duty rating supports continuous MIG (GMAW) processes at standard amperage ranges. No active cooling or power draw is required for this passive component.

Sustained heavy-duty welding cycles

Under prolonged MIG welding the retaining head resists thermal deformation thanks to its brass body. The dual-taper interface keeps the contact tip aligned during extended runs. Slip-on installation allows quick replacement without tools when tip wear occurs. Compatible with robotic and fume-extraction gun configurations for automated production.

How it compares

Measured against everything we stock in Welding Equipment & Positioners, at today’s prices. Recalculated every night.

Price $20.99
Cheaper than about 75% of the 1,978 comparable items (median $50.99).

Specifications

Product
Brand nameTREGASKISS
Product typeTools

Questions about this item

How do I install the slip-on retaining head on my Bernard BTB MIG gun, and what is the common mistake?

Slide the head onto the gas diffuser until it seats fully on the dual taper; the step often missed is confirming the slip-on connection locks without cross-threading.

What maintenance will the brass retaining head need during heavy-duty MIG welding?

Inspect the brass body for spatter buildup and thread wear; replace the head if the slip-on fit loosens or the dual taper shows deformation.

What wire-diameter limit will I reach first when running 0.125 in wire at high amperage?

The maximum wire diameter of 0.125 in is the upper limit; sustained heavy-duty use at this size accelerates tip and diffuser wear.

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