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Whiz lock nuts, also known as serrated flange lock nuts, are ideal for applications in which a vibration or torque-resistant fastener is desired. Also included in Hillman assortment #2402 / label #181.
- VIBRATION-RESISTANT: Offers better resistance to loosening by vibration compared to hex nuts
- SERRATED FLANGE: Unique design grips material for additional security
- 3/8 in.-16 USS COARSE THREAD: Matches bolts or rods of a 3/8 in.-16 coarse thread size
- STRONG, STURDY, RELIABLE: Made of high-quality steel
- CORROSION-RESISTANT FINISH: Zinc plating offers moderate protection against rust and corrosion
