Heavy-Duty Grade C Lock Nuts, SAE, Zinc Plated

A lock nut is a nut that resists loosening under vibrations and torque. Hi-Line carries Heavy-Duty Grade C Lock Nuts, SAE, Zinc Plated in many sizes.

1/2"-20 Heavy Duty Lock Nut, Zinc Plated

SKU: 07K

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1/4"-28 Heavy Duty Lock Nut, Zinc Plated

SKU: 07G

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3/4"-16 Heavy Duty Lock Nut, Zinc Plated

SKU: 07N

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3/8"-24 Heavy Duty Lock Nut, Zinc Plated

SKU: 07I

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5/16"-24 Heavy Duty Lock Nut, Zinc Plated

SKU: 07H

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5/8"-18 Heavy Duty Lock Nut, Zinc Plated

SKU: 07M

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7/16"-20 Heavy Duty Lock Nut, Zinc Plated

SKU: 07J

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7/8"-14 Heavy Duty Lock Nut, Zinc Plated

SKU: 07O

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9/16"-18 Heavy Duty Lock Nut, Zinc Plated

SKU: 07L

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