OEM 423-33-21240 is a high-friction clutch disc designed for the brake system of Komatsu WA380 series wheel loaders.
Positioned alternately with steel separator plates inside the brake pack, it provides consistent torque transfer, responsive braking, and long service intervals in harsh working environments.
Constructed from a composite friction material, the disc is resistant to wear, heat, and oil saturation, making it ideal for continuous-duty operation under heavy loads.
This specific disc features an 18-spline internal hub, and is manufactured to tight tolerances to ensure compatibility with OEM standards.
Outer Diameter: 350,0 MM
Inner Diameter: 77,6 MM
Thickness: 8,1 MM
Material: Paper
Teeth: 18
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