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Miller Enterprises

Miller Enterprises 130831 5/8 in Bore Brass Screw On Welding Nozzle

SKU CH-D94S-28GRB MPN 130831

A 5/8-inch bore brass screw-on welding nozzle compatible with FasTip, Spoolmatic and XR series guns

  • MaterialBrass
  • TypeScrew On
  • Brass construction resists spatter buildup for longer service life
  • Screw-on connection enables quick nozzle changes without tools
  • 5/8 inch bore suits standard-duty MIG applications
  • Compatible with Spoolmatic 15 and Spoolmatic 30 guns
  • Fits FasTip contact tip series for consistent wire feeding

Miller FasTip Nozzle 5/8 in Bore

The Miller Enterprises 130831 is a brass screw-on welding nozzle designed for MIG guns using the FasTip contact tip series. Its conical shape and 5/8 inch bore direct shielding gas efficiently during standard-duty welding tasks. The threaded connection ensures a secure fit on compatible equipment. This replacement part is sold new and ready for installation.

Suits FasTip Guns; Not for Other Tip Systems

This nozzle fits Miller Spoolmatic 15, Spoolmatic 30, XR-Aluma-Pro and XR-Pistol guns that accept FasTip contact tips. It matches the thread pattern and bore dimensions required by those specific models. Welders using guns designed for different contact tip series or thread sizes will find this part incompatible. Buyers who need a nozzle for a non-FasTip torch should look elsewhere.

5/8 Inch Bore Diameter Decides Fit

The critical specification is the 5/8 inch bore diameter, which must match the gas diffuser and contact tip recess of your MIG gun. A mismatched bore disrupts gas coverage and leads to porous welds. Verify that your gun calls for this exact bore size before ordering. The brass construction handles standard duty cycles on compatible FasTip-equipped torches.

Highlights

  • Brass construction resists spatter buildup for longer service life
  • Screw-on connection enables quick nozzle changes without tools
  • 5/8 inch bore suits standard-duty MIG applications
  • Compatible with Spoolmatic 15 and Spoolmatic 30 guns
  • Fits FasTip contact tip series for consistent wire feeding

Specifications

BrandMiller Electric
MaterialBrass
TypeScrew On

Questions about this item

Which MIG gun models accept the 5/8 in bore brass screw-on nozzle 199613?

It fits Miller Spoolmatic 15, Spoolmatic 30, XR-Aluma-Pro and XR-Pistol guns, plus FasTip-series contact tips.

Can I reuse my existing insulator with this flush conical nozzle?

The insulator is sold separately, so you must supply a compatible FasTip insulator for it to seat correctly.

How do I confirm the nozzle is seated properly after threading it on?

The brass conical tip should sit flush with the contact tip face and the threads should bottom out without cross-threading.

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