Product Description
Webb 66660 Heavy-Duty Severe-Duty Brake Drum
The Webb 66660 is a heavy-duty cast brake drum built for demanding commercial truck and severe-duty wheel-end service. Its robust construction is designed to handle the braking loads and heat generated in heavy-duty operating conditions.
Webb identifies the 66660 series for severe-duty service, including vehicles such as fire trucks and configurations requiring Type 36 air chambers. The drum has been FMVSS-121 tested for a maximum GAWR of 31,000 lbs.
The Webb 66660 series features a 16.50" brake surface diameter and an outboard mounting configuration with a 10-hole, 11.25" bolt circle. The 8.78" pilot diameter and heavy cast construction make it suitable for demanding commercial vehicle braking systems.
Part Number: 66660
Manufacturer: Webb Wheel Products
Product: Heavy-Duty Brake Drum
Brake Surface Diameter: 16.50"
Brake Surface Flat: 7.38"
Overall Depth: 10.37"
Pilot Diameter: 8.78"
Bolt Circle: 11.25"
Bolt Holes: 10
Bolt Hole Diameter: 1.19"
Backing Plate Thickness: 0.62"
Mounting: Outboard
Catalog Weight: Approximately 137 lbs.
Service: Severe Duty
Inventory Description: DRUM
Always verify dimensions, mounting configuration, axle requirements, and interchange information before ordering.
