M4 INTERNAL SHAKEPROOF WASHER BZP
SKU: KY00/004792
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This M4 internal shakeproof washer finished with Bright Zinc Plating (BZP) is engineered to securely lock fasteners and prevent vibrational loosening in critical assemblies.
- Features internal serrations ensuring the locking action occurs discreetly beneath the fastener head or nut.
- Designed specifically for use with M4 metric fasteners.
- Bright Zinc Plating provides enhanced corrosion protection and a clean durable finish.
- Bright Zinc Plating provides enhanced corrosion protection and a clean durable finish.
