Product Description
Webb 63650F 12.25 x 8 Heavy-Duty Inboard Brake Drum – 120582 / 52882-01
The Webb 63650F is a cast-iron inboard brake drum with a 12.25-inch brake surface diameter. It uses a 7.25-inch pilot, 8.75-inch bolt circle, and 6 mounting holes measuring 0.81 inch in diameter.
Meritor/Dayton 120582 and 52882-01 are established interchange numbers for the 63650F. Gunite 3444 and Stemco 12365 are additional useful numbers for identifying this drum.
Part Number: 63650F
Base Part Number: 63650
Product Type: Heavy-Duty Brake Drum
Brand: Webb
Brake Size: 12.25 x 8 in.
Brake Surface Diameter: 12.25 in.
Brake Width: 8.00 in.
Brake Surface Flat: 8.40 in.
Overall Depth: 9.12 in.
Mounting Type: Inboard
Wheel Configuration: Spoke Wheel
Drum Type: A
Material: Cast Iron
Finish: Standard Finished / Unbalanced
Pilot Diameter: 7.25 in.
Bolt Circle Diameter: 8.75 in.
Bolt Holes: 6
Bolt Hole Diameter: 0.81 in.
Back Plate Thickness: 0.56 in.
Maximum Wear Diameter: 12.37 in.
Approximate Weight: 79 lb
Axle Position: Trailer
Meritor / Dayton Cross References: 120582, 03-120582, 122993
KIC / Reyco Cross Reference: 52882-01
Gunite Cross References: 3444, 3444X
Stemco Cross Reference: 12365
NAPA / Balkamp Cross Reference: 821-9321
NWRA Cross Reference: X-60500
Inventory Description: DRUM 120582,52882-01
Before ordering, confirm Webb 63650F or a verified interchange and compare the 12.25-inch brake surface diameter, 7.25-inch pilot, 8.75-inch bolt circle, 6-hole pattern, 0.81-inch mounting holes, 9.12-inch overall depth, and inboard mounting configuration with the existing drum.
