Product Description
Webb 66812F 16.5 x 10 Heavy-Duty Outboard Brake Drum
The Webb 66812F is a 16.5 x 10-inch cast-iron brake drum with an outboard mounting configuration. It features an 8.53-inch pilot diameter, 11.25-inch bolt circle, and 10-hole mounting pattern.
This is a Type K drum with a 10.89-inch brake surface flat and 13.38-inch overall depth. Webb identifies the 66812F as a notched drum, an important detail when matching it to the existing wheel-end configuration.
Part Number: 66812F
Base Part Number: 66812
Product Type: Heavy-Duty Brake Drum
Brand: Webb
Brake Size: 16.5 x 10 in.
Brake Surface Diameter: 16.50 in.
Brake Surface Flat: 10.89 in.
Overall Depth: 13.38 in.
Mounting Type: Outboard
Drum Type: K
Material: Cast Iron
Pilot Diameter: 8.53 in.
Bolt Circle Diameter: 11.25 in.
Bolt Holes: 10
Bolt Hole Diameter: 0.81 in.
Back Plate Thickness: 0.50 in.
Maximum Wear Diameter: 16.73 in.
Approximate Weight: 160 lb
Special Configuration: Notched
Gunite Cross References: 3475, 3475X
NAPA / Balkamp Cross References: 821-9286, 821-9340
Balanced Webb Version: 66812B
Inventory Description: DRUM
Before ordering, confirm the 66812/66812F number or a verified interchange, along with the 16.5 x 10 brake size, 8.53-inch pilot, 11.25-inch bolt circle, 10-hole pattern, notched configuration, and 13.38-inch overall depth to ensure proper fit.
