Self-Locking Hex Nut

About this product

The Self-Locking Hex Nut (#90118WA649), a crucial component in Toyota's Drive-Chassis/Brake Master Cylinder system, plays a significant role in maintaining the integrity of the brake assembly. This hex nut employs a locking mechanism that tightly secures crucial parts, preventing any unintended loosening during operation. Over time, this fastener may wear out and lose its self-locking ability, and thus, needs periodic replacement. Failure to do so can lead to parts coming loose, potentially compromising the brake system's effectiveness. By opting for genuine Toyota parts, compatibility with your vehicle is optimized. Furthermore, genuine parts are supported by Toyota's genuine parts warranty, adding an extra layer of protection. The Self-Locking Hex Nut (#90118WA649) contributes significantly to the overall safety and efficiency of the brake system, reinforcing its stability and preserving its functionality over time.