Product Details

The Hillman Zinc-Plated Nylon Insert Stop Nut is a hexagonal nut used with bolts and washers of the same material, finish and grade.

Nylon ring creates rotational resistance when displaced by a mating male threaded fastener, thus preventing loosening

Nylon insert also helps resist vibration and adds extra corrosion resistance

1/4 in. -20 size

READ:  A new 4-pack of Hillman 6289 1/4 in. -20 Zinc-Plated Nylon Insert Stop Nuts will ship to buyer, not a 5-pk.
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