Product Description
Webb 61854F 18 x 7 Heavy-Duty Inboard Brake Drum – 120271 / 51378-01 / Gunite 2747
The Webb 61854F is an 18 x 7-inch cast-iron brake drum with an inboard mounting configuration. It uses an 11.25-inch pilot, 12.75-inch bolt circle, and six mounting holes measuring 0.66 inches in diameter.
The 120271 and 51378-01 numbers in the inventory description are established interchange numbers for the 61854F. Gunite 2747-series numbers are also commonly associated with this drum.
Part Number: 61854F
Base Part Number: 61854
Product Type: Heavy-Duty Brake Drum
Brand: Webb
Brake Size: 18 x 7 in.
Brake Surface Diameter: 18.00 in.
Brake Surface Flat: 7.50 in.
Overall Depth: 8.75 in.
Mounting Type: Inboard
Drum Type: H
Material: Cast Iron
Finish: Standard Finished / Unbalanced
Pilot Diameter: 11.25 in.
Bolt Circle Diameter: 12.75 in.
Bolt Holes: 6
Bolt Hole Diameter: 0.66 in.
Back Plate Thickness: 0.56 in.
Approximate Weight: 134 lb
Meritor / Dayton Cross References: 120271, 12460
Reyco Cross Reference: 51378-01
KIC Cross Reference: 54230-01
Gunite Cross References: 2747, 2747A, 2747F
DuraBrake Cross Reference: 18171
Additional Cross References: 1873K, 393902, 433184C1, 812088, 872088R1, 87288R1, 87788R1, X-60416
Inventory Description: DRUM 120271 51378-01
Before ordering, confirm Webb 61854F or a verified interchange and compare the 18-inch brake surface, 11.25-inch pilot, 12.75-inch bolt circle, six-hole pattern, 0.66-inch mounting holes, 8.75-inch overall depth, and inboard mounting configuration with the existing drum.
