Product Description
Webb 66814F 16.5 x 8.62 Heavy-Duty Outboard Brake Drum
The Webb 66814F is a 16.5 x 8.62-inch cast-iron brake drum with an outboard mounting configuration. It features an 8.78-inch pilot diameter, 11.25-inch bolt circle, and 10-hole mounting pattern.
The 66814F is a Type K drum with a 12.39-inch overall depth and 9.63-inch brake surface flat. Webb identifies the 66814 drum family for wheel-end configurations using a 7.04-inch brake offset. The 8.78-inch pilot, 1-inch mounting holes, and extra depth are useful measurements when comparing it with other 16.5-inch drums.
Part Number: 66814F
Base Part Number: 66814
Product Type: Heavy-Duty Brake Drum
Brand: Webb
Brake Size: 16.5 x 8.62 in.
Brake Surface Diameter: 16.50 in.
Brake Surface Flat: 9.63 in.
Overall Depth: 12.39 in.
Mounting Type: Outboard
Drum Type: K
Material: Cast Iron
Pilot Diameter: 8.78 in.
Bolt Circle Diameter: 11.25 in.
Bolt Holes: 10
Bolt Hole Diameter: 1.00 in.
Back Plate Thickness: 0.50 in.
Maximum Wear Diameter: 16.62 in.
Approximate Weight: 132 lb
Brake Offset: 7.04 in.
Balanced Webb Version: 66814B
ConMet Cross Reference: 107638
KIC Cross Reference: 5472701
Meritor Cross References: 123428, 123568
Stemco Cross References: 90434B, 90486B
Additional Cross References: 3219A5825, 151.68605, X-61010
Inventory Description: DRUM
Before ordering, confirm the 66814/66814F number or a verified interchange, along with the 16.5 x 8.62 brake size, 8.78-inch pilot, 11.25-inch bolt circle, 10-hole pattern, 1-inch mounting holes, overall depth, and outboard mounting configuration to ensure proper fit.
