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    3/8″ External Tooth Lock Washer Zinc Plated

    Part #: LWE-3/8

    The 3/8″ external tooth lock washer features serrated teeth on its outside diameter that bite into the bearing surface, providing excellent resistance to loosening caused by vibration or torque. Its zinc-plated finish offers corrosion protection, making it ideal for electrical assemblies, machinery, automotive applications, and general fastening where security and reliability are essential.