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Disc-Lock locking nuts offer superior performance in high-stress and vibration-sensitive areas. These interlocking cams form a secure, reusable assembly that maintains clamp load under shock and vibration. Perfect for safety-critical applications, the proprietary design increases joint integrity, protecting against loosening. Easily installed and removed with standard equipment, these wedge lock nuts can be used with Grade 5 (Class 8.8), grade 8 (Class 10.9), and stronger bolts. Ensure the best possible protection for your joints with Disc-Lock locking nuts.