Skip to Main Content
Canadian
Canadian owned and operated

Miller .250-28 x 0.75 Grade 5 Hex Head Screw (Pack of 10)

$2.82/ea $19.90/10 per ea only $1.99/eaSave 29%

Usually ships within 3-5 business days

OVERVIEW

Genuine Miller Replacement Hardware

Keep your welding equipment running at peak performance with the Miller 223039 Hex Head Screw. When you are out in the field or busy in the shop, a missing or stripped screw can be a frustrating bottleneck. This genuine Miller OEM part is designed specifically to fit your machine, ensuring that panels, components, and structural elements remain securely fastened. Don't compromise the integrity of your expensive welding rig with generic hardware store bolts that may not meet the necessary strength requirements.

Built for the Shop Environment

Welding machines endure a lot of abuse, from constant vibration during transport to the heat and grime of the workshop. This screw is built to handle it. It is crafted from Grade 5 steel, which is significantly stronger than standard hardware, providing the toughness needed to hold your machine together reliably. The fine thread pitch (1/4-28) offers a tighter grip, helping to prevent the screw from backing out due to the vibrations caused by fans, transformers, and engines.

Corrosion Resistance and Fitment

The black zinc finish isn't just for looks; it helps protect the steel from rust and corrosion, extending the life of the fastener even in less-than-ideal storage conditions. With a standard hex head, you can easily install or remove this screw with your everyday toolset. Whether you are replacing a lost fastener or performing a complete rebuild, trust genuine Miller parts to maintain the safety and reliability of your equipment. This item comes in a convenient pack of 10, so you can stock up your parts bin and be ready for the next repair job.

Always verify fitment using your machine's serial number or parts manual to ensure this .250-28 x .75 inch screw is the correct part for your specific model.

Additional Information
Brand:Miller
Packaging Description:10-per-ea
Thread Size:1/4-28 UNF, .250-28
Length:0.75 in
Head Type:Hex Head
Material Grade:Grade 5 Steel
Finish:Black Zinc Plated
Product Type:Machine Screw

INCLUDED

  • 10 x Miller 223039 Hex Head Screws

APPLICATIONS

  • Securing body panels on Miller welding power sources.
  • Fastening internal components in wire feeders.
  • General repair of Miller industrial equipment.
  • Replacement of stripped or corroded Grade 5 fasteners.
  • Maintenance of welding carts and running gear.

FAQ

The thread size is .250-28, which corresponds to a 1/4-28 UNF (Unified Fine) thread.

The length of the screw is 0.75 inches (3/4 inch).

This is a Grade 5 steel screw, offering higher tensile strength than standard Grade 2 hardware.

Yes, it features a black zinc plating for corrosion resistance.

This item is sold as a package of 10 screws.

It has a standard Hex Head, compatible with standard wrenches and sockets.

Yes, this is a genuine Miller Electric OEM replacement part.

While it is a standard size, it is specifically listed as a replacement part for Miller equipment. You should verify the specific thread and length requirements of your machine before installation.