Product Description
Webb 64481F 15 x 4 Heavy-Duty Brake Drum – 120981 / Gunite 3674
The Webb 64481F is a 15 x 4-inch cast-iron brake drum weighing approximately 73 lb. It uses an 11.25-inch bolt circle with a 10-hole mounting pattern and 1.31-inch mounting holes.
ArvinMeritor/Dayton 120981 is a confirmed interchange for the 64481F. Gunite 3674, KIC 54211-01, Navistar 454647C1, and NWRA X-60507 are additional useful numbers for identifying this drum.
Part Number: 64481F
Base Part Number: 64481
Product Type: Heavy-Duty Brake Drum
Brand: Webb
Brake Size: 15 x 4 in.
Brake Surface Diameter: 15.00 in.
Brake Shoe Width: 4.00 in.
Outside Diameter: 17.12 in.
Material: Cast Iron
Finish: Standard Finished
Bolt Circle Diameter: 11.25 in.
Bolt Holes: 10
Bolt Hole Diameter: 1.31 in.
Maximum Wear Diameter: 15.12 in.
Approximate Weight: 73 lb
ABS Tone Ring Included: No
Outer Cooling Fins: No
ArvinMeritor / Dayton Cross Reference: 120981 / 03-120981-002
Gunite Cross References: 3521, 3638, 3674, 3674X
KIC Cross Reference: 54211-01
DuraBrake Cross Reference: 14647
Navistar / International Cross Reference: 454647C1
NAPA / Balkamp Cross References: 821-9240, 821-9364
NWRA Cross Reference: X-60507
Additional Cross Reference: 94081
Inventory Description: DRUM 120981
Before ordering, confirm Webb 64481F or a verified interchange and compare the 15 x 4 brake size, 11.25-inch bolt circle, 10-hole pattern, 1.31-inch mounting holes, pilot diameter, overall depth, and mounting configuration with the existing drum.