The LOCK WASHER SPLIT USS ZINC 1/4" GR 5 is engineered to provide reliable locking under vibration and dynamic loads. Made from high-quality steel with a zinc finish, it resists corrosion and enhances longevity. This washer is compatible with 1/4" Grade 5 bolts, making it suitable for automotive and industrial applications where secure fastening is critical. Its split design creates tension to prevent loosening, ensuring optimal performance in demanding environments.