1/2 SS NYLON INSERT STOP NUT LOCK
Product Code:
MF05292
Categories:
Nails/Staples
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MIDWEST FASTENERS 1/2 in-13 Nylon Insert Lock Nut, Coarse Thread, Class 18-8 Stainless Steel, Package Quantity: 25.
A lock nut is a nut that resists loosening under vibrations and torque.