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250336 - Miller 250336 Replacement Screw 7/16-14 x 1.50 Grade 8 Hex Washer Head

Packaging: 1 PER EA
$6.63/EA $4.67/1 PER EA only $4.67/EASave 30%

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OVERVIEW

Keep Your Miller Machine Tough with the 250336 Replacement Screw

When you are out in the field or busy in the shop, the last thing you want to worry about is a loose panel or a rattling chassis on your welder. The Miller 250336 Screw is the genuine OEM replacement part you need to secure your machine properly. While it might look like a standard bolt, this is a Grade 8 fastener, meaning it is built to handle the rough-and-tumble life of a welding rig. Grade 8 bolts are heat-treated for maximum hardness and strength, ensuring that once you tighten this screw, it stays put and holds the load.

This specific screw features a 7/16-14 thread size and is 1.5 inches long, perfect for deep seating into the frame or chassis components of your Miller equipment. One of the standout features is the Hex Washer Head. If you have ever dropped a washer into the dark abyss of a welding machine while trying to thread a bolt, you will appreciate this design. The washer is built right into the head of the screw, giving you a solid grip and a wide surface area to clamp down tight without digging into the metal. It makes installation faster and easier, especially when you are wearing gloves.

Don't settle for hardware store replacements that might snap under pressure or rust out in a month. This screw comes plated to resist corrosion, keeping your machine looking professional and functioning correctly. Whether you are performing routine maintenance, replacing a damaged part, or rebuilding an older unit, using genuine Miller parts like the 250336 ensures everything fits exactly as it should. Verify your machine's serial number to ensure fitment, and get your gear back to factory specs with this high-quality replacement hardware.

Installation Tip: Because this is a Grade 8 fastener, ensure you are using the correct size socket (likely 5/8" or 11/16" depending on the specific hex size standard used) and do not over-torque beyond the manufacturer's recommendations for the mating material.

Additional Information
Brand:Miller
Packaging Description:1-per-ea
Thread Size:7/16-14 UNC
Length:1.5 in
Head Style:Hex Washer Head
Material Grade:Grade 8
Finish:Plated
Washer Diameter:0.93 in
Part Type:Replacement Hardware

INCLUDED

  • (1) Screw, .437-14 x 1.50 Hex Washer Head Grade 8 Plated

APPLICATIONS

  • Structural assembly of Miller welding power sources
  • Chassis repair and maintenance
  • Panel securement requiring high-strength fasteners
  • Replacement of lost or stripped OEM screws

FAQ

The thread size is .437-14, which translates to 7/16-14 UNC (Unified National Coarse).

GR8 stands for Grade 8. This indicates the screw is made from high-strength alloy steel with a minimum tensile strength of 150,000 psi, suitable for high-stress applications.

No, this screw features a Hex Washer Head (HEXWHD), which has an integral flange that acts as a washer to distribute pressure.

Yes, the 'PLD' in the description stands for Plated. It has a protective coating to help resist corrosion and rust.

The length of the screw is 1.50 inches.

It is recommended to use the OEM Grade 8 bolt. Standard hardware store bolts are often Grade 2 or Grade 5, which are significantly weaker and may fail under the vibration and stress of a welding machine.

You will typically need a socket or wrench sized for a 7/16" bolt (often a 5/8" or 11/16" socket, depending on the specific head standard).

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