The Hypertherm 420365 Nozzle Retainer is a foundational component in the consumable stack of Hypertherm's advanced XPR170 and XPR300 plasma cutting systems. In the realm of high-definition plasma cutting, the alignment of internal components is paramount. This retaining cap is engineered with exacting tolerances to secure the plasma nozzle firmly against the electrode and swirl ring assembly. By ensuring perfect concentricity, the 420365 allows the plasma arc to focus with the intensity required for X-Definition™ class cutting, delivering ISO range 2 and range 3 cut quality on mild steel, stainless steel, and aluminum.
Constructed from high-performance materials capable of withstanding the intense thermal loads of high-amperage cutting, this nozzle retainer also plays a critical role in gas management. It assists in directing the shielding gas flow around the nozzle bore, which protects the nozzle from molten metal blowback and contributes to the constriction of the arc. For industrial integrators and fabrication managers, using genuine Hypertherm consumables like the 420365 is the only way to guarantee the lifespan of the torch head and the consistency of cut angularity across long production runs.
Failure to use a properly seated and undamaged nozzle retainer can lead to gas leakage, arc instability, and premature failure of the nozzle and electrode. The 420365 is designed for seamless integration into the XPR torch's quick-change consumable design, minimizing downtime during changeovers while maximizing the operational efficiency of the plasma system.
| Additional Information |
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| Item:Accessory, Retaining Cap |
| Compatible Series:XPR170, XPR300 |
| Part Type:Nozzle Retainer |
| Process:Plasma Cutting |
