Welding Nuts | McMaster-Carr

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Material

Grade 2 Titanium

Stainless Steel

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Collar Height

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Specifications Met

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Metric Class 6G

Metric Class 6H

Unified Standard Class 1B

Unified Standard Class 2B

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Base Width

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DFARS Specialty Metals

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U.S.–Mexico–Canada Agreement (USMCA) Qualifying

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651 Products

Weld Nuts

Weld Nuts

Weld to metal surfaces to add permanent threads

Rectangular Weld Nuts

Rectangular Weld Nuts

Add permanent threads in narrow spaces

Square Weld Nuts

Square Weld Nuts

The strongest hold in our offering

Low-Profile Rectangular Weld Nuts

Add permanent threads in tight spaces without adding a barrel bump

Long-Barrel Round Weld Nuts

Long-Barrel Round Weld Nuts

Distribute force evenly to prevent pull-through

Tube End Weld Nuts

Tube End Weld Nuts

Weld into tube ends to attach threaded fittings such as rod ends

Weld Locknuts

Distorted threads grip the screw for an extra-tight hold under vibration

Offset-Barrel Low-Profile Rectangular Weld Nuts

Add permanent threads on corners and near edges

Self-Aligning Rectangular Weld Nuts

Self-Aligning Rectangular Weld Nuts

Help screws pass through perfectly

Round Weld Nuts

Round Weld Nuts

Fit under low-clearance areas without sacrificing strength

Left-Hand-Thread Tube End Weld Nuts

Left-Hand-Thread Tube End Weld Nuts

Prevent fasteners from backing out of assemblies that rotate counterclockwise

Corner Weld Nuts

Corner Weld Nuts

Create permanent, threaded 90° joints in sheet metal

Two-Barrel Low-Profile Rectangular Weld Nuts

Fuse two threaded holes to metal with just one weld

Other Products

Hose Fitting Nuts

Hose Fitting Nuts

Connect fittings and compressed-gas nipples to pressure regulators and torches

Hose Crimpers

Crimp ferrules onto hose to secure fittings

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)