AAJ003 Washer 5/32″ Shake Proof Internal

The AAJ003 5/32" Shake Proof Internal Washer is designed to prevent fastener loosening caused by vibration and movement. Featuring an internal tooth serrated design, this washer bites into the surface and fastener head to create a secure, vibration-resistant fastening. Ideal for automotive, industrial, and machinery applications, it ensures the joint remains tight under dynamic conditions.

Kit Includes:

• 1 x AAJ003 5/32" Shake Proof Internal Washer (New)

• Protective packaging

Key Features:

• Inner Diameter: 5/32"

• Internal tooth serrated design for anti-vibration locking

• Prevents loosening due to vibration and movement

• Durable steel construction for long-lasting use

• Suitable for automotive, industrial, and machinery applications

• Maintains joint integrity under dynamic conditions

• OEM-grade quality for reliable fastening