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270723 - Miller 270723 Replacement Screw 5/16-18 x 2.50 Button Head

Packaging: 1 PER EA
$6.09/EA $3.72/1 PER EA only $3.72/EASave 39%

Usually ships within 3-5 business days

OVERVIEW

Keep Your Miller Welder Running Strong

When you are in the middle of a fabrication project, the last thing you need is downtime caused by missing or damaged hardware on your machine. The Miller 270723 Screw is the exact replacement part you need to secure panels, handles, or internal components on your Miller welding equipment. This isn't just a generic bolt from the hardware store; it is a genuine Miller OEM part designed to fit perfectly and hold up to the demands of a working shop environment.

This screw features a 5/16-18 thread (often listed as .312-18) and is 2.50 inches long. It uses a button head socket design, which gives it a smooth, rounded top. This is important for safety and durability—unlike a standard hex bolt that sticks out and can catch on your welding leads or gloves, the button head sits low and smooth. It requires a hex key (Allen wrench) to install, which allows you to get it nice and tight without slipping, ensuring your machine doesn't rattle or vibrate loose while you are welding.

Durability is key in a welding shop. This screw is made from strong steel and coated with clear zinc plating. That shiny zinc finish does more than look good; it protects the steel from rust and corrosion. Welding shops can be tough environments with humidity, grinding dust, and fumes. The zinc plating ensures that the screw won't rust into place, making it easy to remove if you ever need to open up the machine for cleaning or service in the future. Using the correct hardware protects your investment.

Don't risk stripping threads or damaging your machine's case by forcing in a screw that "looks close enough." Generic screws might have slightly different thread pitches or head sizes that don't sit flush. By choosing the Miller 270723, you are choosing the part that was engineered specifically for your welder. It’s a small part, but it plays a big role in keeping your equipment safe, secure, and professional-looking. Keep a few on hand in your spare parts bin so you are never stuck searching for the right fastener when you need to get back to burning rod.

Additional Information
Brand:Miller
Packaging Description:1 Per Ea
Thread Size:5/16-18 (.312-18)
Length:2.5 in
Head Style:Button Head Socket
Material:Steel
Finish:Zinc Plated Clear
Drive Type:Hex Socket

INCLUDED

  • (1) Screw, .312-18 x 2.50 Button Head Socket

APPLICATIONS

  • Securing chassis panels on Miller welding power sources
  • Fastening internal components requiring low-profile heads
  • General repair of Miller industrial equipment
  • Replacement of stripped, lost, or corroded hardware
  • Vibration-resistant assembly for heavy machinery

FAQ

The thread size is .312-18, which corresponds to a standard 5/16-18 UNC coarse thread.

This screw features a socket drive, so you will need a hex key (Allen wrench) sized for a 5/16 button head screw.

Yes, this is a genuine Miller Electric OEM replacement part, ensuring exact fit and factory specifications.

The length of the screw is 2.50 inches, measured from under the head to the end of the threads.

It is manufactured from steel with a clear zinc plating for corrosion resistance.

It is not recommended. The button head design is likely chosen for clearance or safety reasons where a standard hex head might protrude too far.

No, this product is sold as the screw only. Washers and nuts must be purchased separately if needed.

Zinc plating provides a protective barrier against rust and oxidation, which is essential for longevity in industrial environments.