Product Description
Webb 66893 16.5 x 7 Heavy-Duty Outboard Brake Drum – 122607 / 53026-01 / Gunite 3166
The Webb 66893 is a 16.5 x 7-inch cast-iron brake drum with an outboard mounting configuration. It features an 8.53-inch pilot, 11.25-inch bolt circle, and 10 mounting holes measuring approximately 0.81 inches in diameter.
The 122607 and 53026-01 numbers in the inventory description are established interchanges for the Webb 66893. Gunite 3166 is another widely used interchange and is useful for identifying this drum.
Part Number: 66893
Product Type: Heavy-Duty Brake Drum
Brand: Webb
Brake Size: 16.5 x 7 in.
Brake Surface Diameter: 16.50 in.
Brake Surface Width: Approximately 7.63–7.82 in.
Overall Depth: Approximately 10.59–10.63 in.
Mounting Type: Outboard
Wheel Type: Disc Wheel
Material: Cast Iron
Pilot Diameter: 8.53 in.
Bolt Circle Diameter: 11.25 in.
Bolt Holes: 10
Bolt Hole Diameter: 0.81 in.
Approximate Weight: 111–117 lb
Meritor / Dayton Cross References: 122607, 03-122607-002, 85-122607-002
KIC Cross Reference: 53026-01
Gunite Cross References: 3166, 3166A, 3166AX
DuraBrake Cross Reference: 16795
Dayton Cross Reference: HD2
Motor Wheel Cross Reference: 87101
NWRA Cross Reference: X-60611
Inventory Description: 66893 DRUM 122607 53026-01B EKU8733
Inventory Note: The existing 53026-01B and EKU8733 identifiers should be retained for internal inventory searches, but 53026-01 is the documented KIC interchange.
Before ordering, confirm Webb 66893, 122607, 53026-01, Gunite 3166, or another verified interchange and compare the 16.5 x 7 brake size, 8.53-inch pilot, 11.25-inch bolt circle, 10-hole pattern, 0.81-inch mounting holes, overall depth, and outboard mounting configuration with the existing drum.
