
Keep your TIG torch performing at its peak with the Weldcraft 13N15 Lava Nozzle #5. Sold in a cost-effective package of 10, these nozzles are an essential upgrade for welders experiencing frequent cup breakage. While standard alumina cups are sufficient for general bench work, they often fail when pushed to the limit in high-amperage applications or tight quarters. The 13N15 is crafted from a distinct Lava ceramic material, easily identifiable by its brownish hue, which offers superior resistance to the abuse of industrial welding environments.
For the professional fabricator, time is money. Stopping a weld to replace a cracked nozzle breaks your rhythm and delays production. The Lava material used in the 13N15 is formulated to resist "thermal shock"—the rapid expansion and contraction caused by instant temperature changes. This makes these nozzles the go-to choice for applications where the torch head gets extremely hot, such as AC aluminum welding at the upper limits of a 20 series torch, or DC welding in restricted access areas where heat has nowhere to escape. By investing in Lava nozzles, you reduce consumable waste and keep your arc on time higher.
The 13N15 is a standard front-end part for the popular "pencil" style torches. It fits:
The #5 size (5/16 inch / 8mm) is a staple in any TIG kit, offering a tight gas column that allows for good visibility of the puddle and tungsten. It threads directly onto standard 13N-series collet bodies and 45V-series gas lenses compatible with these torch models.
Welders Supply understands that running out of consumables is not an option in a busy shop. This 10-pack ensures you have plenty of backups on hand. Whether you are an aerospace welder, a motorsports fabricator, or a pipe welder working on root passes, the Weldcraft 13N15 delivers the consistency and durability you need to lay down perfect beads every time. Trust in the brand that defined TIG welding standards—Weldcraft.
| Additional Information |
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| Brand:Weldcraft |
| Item:Nozzle Cup |
| Packaging Description:10 PER EA (10-per-ea) |
| Material:Lava |
| Size:#5 (5/16") |
| Torch Compatibility:9 Series, 20 Series |
| Bore Diameter:5/16 inch |