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Miller 240443 90-Degree Push-In Fitting 3/8 Tube x 1/8 NPT

$159.65/EA $110.41/1 PER EA only $110.41/EASave 31%

Usually ships within 3-5 business days

OVERVIEW

Fix Your Welder with the Miller 240443 Fitting

When you are in the middle of a fabrication project, the last thing you need is a hissing gas leak or a dripping water line inside your welder. The Miller 240443 Fitting is the genuine replacement part you need to get your machine back up and running smoothly. This 90-degree elbow is commonly found inside Miller power sources, routing shielding gas or coolant through the cabinet. Its right-angle design is essential for making tight turns inside the machine without kinking the hose, ensuring consistent flow to your torch.

This fitting features a "push-in" style connection for 3/8-inch OD tubing, making installation incredibly fast and frustration-free. You simply push the tube into the collar until it locks—no hose clamps, no crimping, and no special tools required. On the other end, a 1/8-inch NPT male thread screws securely into your machine's valves or manifolds. Because it is an official Miller part, you don't have to worry about fitment issues or low-quality materials that might crack under pressure or vibration.

Don't risk your weld quality with generic hardware store fittings that might not stand up to the industrial environment. A leaking fitting can waste expensive shielding gas and cause weld defects like porosity, or worse, spray coolant on your main board. Swap out that damaged connector with the Miller 240443 and ensure your equipment is sealed, safe, and ready to weld. Whether you are performing routine maintenance or an emergency repair, this OEM fitting provides the reliability professional welders demand.

Additional Information
Brand:Miller
Packaging Description:1 Per Ea
Product Type:Push-In Fitting
Connection Side A:3/8" OD Tube
Connection Side B:1/8" NPT Male
Configuration:90 Degree Elbow
Installation Type:Push-to-Connect

INCLUDED

  • (1) 90-Degree Push-In Fitting (3/8 OD Tube to 1/8 NPT Male)

APPLICATIONS

  • Internal gas line routing in Miller welding power sources
  • Coolant system connections for water-cooled welders
  • Repairing broken or leaking 90-degree elbows on solenoids
  • General pneumatic maintenance on compatible industrial equipment

FAQ

This fitting is designed for tubing with a 3/8-inch Outer Diameter (OD).

The threaded end is 1/8-inch NPT (National Pipe Taper) Male.

Yes, this is a genuine OEM Miller 240443 replacement part.

No, this is a push-in (push-to-connect) fitting. The internal mechanism grips and seals the tube automatically when inserted.

This is a 90-degree elbow fitting.

You should check your welder's parts manual or verify fitment using your machine's serial number, as internal plumbing varies by model.

Yes, push-in fittings of this type are often used for both shielding gas and coolant lines, provided the pressure and temperature are within the machine's specs.

To remove the tube, depress the release collar (ring) on the fitting towards the body while simultaneously pulling the tube out.
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