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Three brass nozzles in sizes .25 .4 .6 mm with silicone sleeves and cleaning brushes

A NZ-246-YZ5X-3GJS-3S-F 0.25+0.4+0.6mm AD5X Hotend Kit 3D Printers Accessories

SKU CH-NR4M-15S8H

Three hardened-steel nozzles in 0.25, 0.4 and 0.6 mm with 3-second tool-free swaps, 550 °C all-metal heat resistance and 32 mm³/s flow for Flashforge AD5X printers

  • Color0.25+0.4+0.6MM AD5X Nozzle
  • TypeNZ-246-YZ5X-3GJS-3S-F
  • Compatible System3PK AD5X Hotend kit
  • Specification3PK AD5X Hotend kit
  • Features3PK AD5X Hotend kit
  • Tool-free nozzle swap in 3 seconds
  • Three hardened-steel nozzles at .25 .4 .6 mm
  • All-metal hotend withstands 550 °C for high-temp filaments
  • 32 mm³/s high-flow rate supports 600 mm/s print speed
  • Kit includes silicone sleeves and cleaning brushes for each nozzle

AD5X hotend kit with three nozzles

This hotend kit fits Flashforge AD5X printers produced after 31 May 2025 and includes hardened-steel nozzles in 0.25, 0.4 and 0.6 mm diameters. The all-metal module withstands 550 °C, enabling continuous printing with PC, nylon and ABS for at least 20 hours. An integrated neck heating block allows tool-free swaps in roughly three seconds, cutting replacement time by 70 percent versus split designs.

Silicone sleeves and cleaning brushes included

Each nozzle ships with a matching silicone sleeve and a dedicated silicone cleaning brush. The sleeves insulate the hotend during high-temperature runs, while the brushes remove residue without damaging the hardened-steel tip. Together they reduce downtime between material changes and help maintain consistent extrusion quality across the three orifice sizes.

Upgrade limited to post-May 2025 AD5X units

The revised printhead connector differs physically from earlier versions, so the kit cannot be installed on AD5X machines built before 31 May 2025 without replacing both the upgrade screws and the heating module. Forcing the new hotend onto an old connector risks permanent deformation. Buyers with pre-2025 printers must source the full upgrade package separately.

Highlights

  • Tool-free nozzle swap in 3 seconds
  • Three hardened-steel nozzles at .25 .4 .6 mm
  • All-metal hotend withstands 550 °C for high-temp filaments
  • 32 mm³/s high-flow rate supports 600 mm/s print speed
  • Kit includes silicone sleeves and cleaning brushes for each nozzle

Specifications

BrandA
ModelNZ-246-YZ5X-3GJS-3S-F
Part NumberNZ-246-YZ5X-3GJS-3S-F
Color0.25+0.4+0.6MM AD5X Nozzle
TypeNZ-246-YZ5X-3GJS-3S-F
Compatible System3PK AD5X Hotend kit
Specification3PK AD5X Hotend kit
Features3PK AD5X Hotend kit

Questions about this item

How often will the 0.25mm, 0.4mm and 0.6mm hardened-steel nozzles need replacing?

The three nozzles are wear-resistant hardened steel rated to 550 °C; replacement interval depends on filament abrasiveness and print volume, and the 3-second quick-detach design lets you swap any nozzle without tools.

What limits continuous printing before the hotend must cool?

The all-metal module is tested for 20 hours of non-stop printing at up to 550 °C without deformation, so thermal saturation of the heat-break is the practical ceiling.

How loud and hot does the assembly get during all-day 600 mm/s runs?

At 32 mm³/s flow and 600 mm/s speed the upgraded hardware maintains stability for 20-hour sessions, and the integrated neck heating module keeps heat concentrated in the hotend rather than the gantry.

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