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34Z63 - ESAB Pressure Adjustment Screw for Wire Feeder R 5007

Packaging: pack of 1
$10.14/EA $6.63/pack of 1 only $6.63/EASave 35%

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OVERVIEW

Technical Overview: ESAB 34Z63 Screw Press Adj R 5007

The ESAB 34Z63 Screw Press Adj R 5007 is a specialized replacement component engineered for the maintenance of ESAB wire feeding systems. In the context of Gas Metal Arc Welding (GMAW) and Flux Cored Arc Welding (FCAW), the integrity of the wire feed mechanism is paramount to process stability. This pressure adjustment screw acts as the primary control interface for applying vertical force to the pressure arm assembly, which in turn engages the idle roll against the drive roll and the welding wire. As a genuine Original Equipment Manufacturer (OEM) part, the 34Z63 is manufactured to the exact dimensional tolerances and material specifications required by ESAB equipment, ensuring a seamless integration with existing R 5007 assemblies.

Wire feeding issues are among the most common causes of downtime in automated and semi-automated welding operations. A compromised adjustment screw—whether due to stripped threads, physical deformation from impact, or general wear—can lead to an inability to set the correct drive roll pressure. Insufficient pressure results in wire slippage, causing irregular wire feed speeds and arc instability. Conversely, the inability to finely adjust pressure can lead to over-tensioning, which deforms the wire cross-section, increases friction within the liner, and promotes the generation of metal shavings that can clog the contact tip. The ESAB 34Z63 restores the operator's ability to apply precise, incremental adjustments to the feed pressure, accommodating a wide range of wire diameters and material types, from soft aluminum to hard carbon steel.

Maintenance personnel and technicians should inspect the pressure adjustment mechanism during routine service intervals. If the screw shows signs of thread wear or if the adjustment knob becomes difficult to turn, immediate replacement is recommended to prevent production interruptions. This component is designed for longevity, but like all mechanical parts in a welding environment, it is subject to wear. By utilizing the genuine ESAB 34Z63, facilities ensure that their welding power sources and feeders continue to operate at peak efficiency, maintaining the validity of welding procedure specifications (WPS) that rely on consistent wire feed speeds.

Specifications and Compatibility

  • Part Number: 34Z63
  • Component Type: Pressure Adjustment Screw
  • System Compatibility: ESAB Wire Feeders utilizing the R 5007 pressure assembly
  • Material: Industrial-grade steel/composite construction
  • Function: Regulation of drive roll compressive force
Additional Information
Packaging Description:1 Per Ea, pack of 1
Part Type:Pressure Adjustment Screw
Compatible Brand:ESAB
Application:Wire Feeder Maintenance
----- new values below ----
Part Type:Pressure Adjustment Screw
Compatible Brand:ESAB
Application:Wire Feeder Maintenance

INCLUDED

  • 1 x ESAB 34Z63 Pressure Adjustment Screw

APPLICATIONS

  • Replacement of worn or damaged pressure adjustment screws on ESAB wire feeders.
  • Routine maintenance of welding machine drive assemblies.
  • Correcting wire feed issues caused by inability to set proper tension.
  • Upgrading or refurbishing older ESAB R 5007 wire feed units.

FAQ

It is the adjustment screw used to set the pressure that the drive rolls exert on the welding wire.

If the threads are stripped, the knob is broken, or it vibrates loose during welding, it needs to be replaced.

No, it is specific to feeders that use the R 5007 pressure assembly. Please verify your parts manual.

No, this part number typically refers to the screw mechanism itself. Springs are sold separately.

Correct tension prevents wire slippage (too loose) and wire deformation or birdnesting (too tight).

Yes, it is a user-serviceable part that can usually be installed without special tools.

Yes, this is a genuine ESAB replacement part.

It is typically made of high-strength steel or a durable composite designed for industrial wear resistance.