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088879 - Miller .500-20 Fine Thread Wheel Nut Replacement

Packaging: 1 PER EA
$26.29/EA $17.19/1 PER EA only $17.19/EASave 35%

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OVERVIEW

Genuine Miller 088879 Wheel Nut for Welding Carts

Maintain the mobility and safety of your professional welding equipment with the Miller 088879 Wheel Nut. This is a genuine Original Equipment Manufacturer (OEM) component designed specifically by Miller Electric to fit their range of running gear and welding cylinder carts. In an industrial environment, the small components often play the most critical roles; a missing or stripped wheel nut can render a heavy welding machine immobile or, worse, unstable during transport. This replacement nut features a specific .500-20 thread pitch (1/2-inch diameter with 20 threads per inch), a fine thread standard often used on precision axles to provide higher clamping force and resistance to vibration compared to coarse threads.

When repairing or refurbishing your Miller welding cart, using the correct hardware is essential. Generic nuts from a hardware store may not match the specific thread pitch of the axles used on Miller running gear, leading to cross-threading or a loose fit that compromises the wheel's security. The Miller 088879 is manufactured to exact tolerances, ensuring it threads on smoothly and holds the wheel firmly in place, even when the cart is loaded with a heavy power source and gas cylinders. This part is typically used to secure the main rubber or plastic wheels to the axle shaft, preventing them from wobbling or detaching during movement across the shop floor.

At Josef Gas, we understand that downtime is costly. Whether you have lost a nut during a wheel change or discovered a stripped thread during routine maintenance, having the correct replacement part on hand restores your equipment's functionality immediately. This nut is sold individually, allowing you to order exactly what you need to get your running gear back in rolling condition. It is constructed from durable industrial-grade steel, designed to withstand the rigors of a welding environment, including exposure to dust, debris, and mechanical stress.

Key Benefits of Choosing OEM:

  • Perfect Fit: Guaranteed compatibility with the axle threads of supported Miller running gear.
  • Safety: Ensures wheels remain securely attached under heavy loads.
  • Durability: High-quality steel construction resists wear and stripping.

Don't compromise on the stability of your expensive welding rig. Trust the Miller 088879 Wheel Nut to keep your machine mobile and ready for work.

Additional Information
Packaging Description:1 Per Ea, pack of 1
Thread Size:.500-20, 1/2-20
Product Type:Wheel Nut
Material:Steel
----- new values below ----
Thread Size:.500-20, 1/2-20
Product Type:Wheel Nut
Material:Steel
Brand:Miller OEM
Packaging Description:pack of 1

INCLUDED

  • 1 x Miller 088879 Wheel Nut (.500-20 Thread)

APPLICATIONS

  • Securing wheels to Miller welding machine running gear
  • Replacement for lost or stripped axle nuts on welding carts
  • Maintenance of mobile welding stations
  • General repair of equipment requiring .500-20 thread nuts

FAQ

The thread size is .500-20, which translates to a 1/2-inch diameter with 20 threads per inch (Fine Thread).

Yes, this is a genuine Miller OEM part, ensuring perfect fitment and quality.

This item is sold as a single unit (Package of 1).

You will typically need a standard wrench or socket set that fits a 1/2-inch nut (often a 3/4" or 13/16" socket depending on the hex size, though the thread is 1/2").

It is not recommended unless you can verify it is exactly a 1/2-20 fine thread grade 5 or better nut. Using the wrong thread pitch (like 1/2-13 coarse) will damage your axle.

It is compatible with various Miller running gear and carts. Please check your specific machine's parts manual to confirm the part number 088879.

It is made of industrial-grade steel for durability and strength.

No, this product is the nut only. Washers must be purchased separately if needed.