1 1/8"-12 Nuts | McMaster-Carr

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34 Products

Hex Nuts

Standard Profile About Standard Profile

Hex Nuts

The most common hex nuts for fastening machinery and equipment

10 products

Thin Profile About Thin Profile

Thin-Profile Hex Nuts

About half the height of standard nuts to fit in spaces with low clearance

8 products

Left-Hand-Thread Thin-Profile Hex Nuts

Tighten when turned to the left to prevent counterclockwise-moving parts from loosening

1 product

Heavy Profile About Heavy Profile

Heavy-Profile Hex Nuts

About 10% wider and taller than standard nuts to handle heavier loads

1 product

Other Products

Locknuts

Hold fasteners in place to prevent loosening from vibration

7 products

Threaded Inserts

Create new threads or repair stripped threads

4 products