Plastic Locknuts | McMaster-Carr

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Grade 5 Titanium

Stainless Steel

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Black Zinc Plated

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For Conduit Material

DFARS Specialty Metals

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Metric Class 6G

Metric Class 6H

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1,184 Products

Electrical

Conduit Locknuts

Conduit Locknuts

Secure threaded conduit fittings to knockouts in electrical boxes

Fastening and Joining

Locknuts

Hold fasteners in place to prevent loosening from vibration

Flange Nuts

The flange distributes pressure, so you don't need a washer

Cap Nuts

Cover and protect threads while adding a finished look; also known as acorn nuts

Easy to tighten and loosen by hand for making frequent adjustments

Press-Fit Nuts

Push into drilled or punched holes to add threads to thin panels

Power Transmission

Bearing Locknuts

Bearing Locknuts

Hold bearings, bushings, pulleys, and gears in place on threaded shafts and spindles

Fluid Handling

Pipe Locknuts

Thread onto the male end of a pipe fitting so it won't loosen from vibration

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