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Webb Wheel Drum Detail
DRUM INFORMATION
Drum Part Number: 66864B
Weight: 108
Brake Shoe Width: 7
Back Plate Thickness: 0.48
Drum Type:
Mount: Outboard
Brake Surface Diameter: 16.50
Overall Depth: 10.52
Brake Surface Flat: 7.54
Pilot Diameter: 8.78
Bolt Circle Diameter: 11.25
Bolt Hole (Number): 10
Bolt Hole Size: 1.00
Maximum Wear Diameter: 16.62
Notes: Use 66884B for heavy duty applications.
