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BRAKE DRUM PROGRESSIVE SECTION
Brake
Surface
Diameter
Overall
Depth
Brake
Surface
Flat
Pilot
Diameter
Bolt
Circle
Diameter
Bolt Holes
Drum
Number Weight Type Mount
Backface
Thickness
Special
Information
No. Size
12.25 BRAKE SURFACE DIAMETER
12.25 7.44
6.31
8.50
10.00 6 0.66 62358F 54
A
I
0.44
12.25 8.59
6.25
7.12
8.75 10 0.81 63630F 71
H I
0.50
12.25 8.59
6.25
7.12
8.75
6 0.81 63634F 71
H I
0.50
12.25 8.63
7.91
7.12
8.75
6 0.81 63654F 74
A
I
0.56
12.25 8.63
7.91
7.12
8.75 10 0.81 63658F 74
A
I
0.56
12.25 9.06
7.81
7.00
8.25
6 0.53 63637F 79
G I
0.44
6 0.66
12.25 9.07
8.00
8.50
10.00 6 0.66 63617F 73
A
I
0.44
12.25 9.07
8.00
8.50
10.00 6 0.66 63647F 79
A
I
0.44
12.25 9.12
8.40
7.25
8.75
6 0.81 63650F 79
A
I
0.56
12.25 10.16 7.81
7.12
8.75 10 0.81 63688F 74
H I
0.50
12.25 10.47 8.12
7.12
8.75 10 0.81 63631F 78
H I
0.50
12.25 10.47 8.12
7.12
8.75
6 0.81 63635F 78
H I
0.50
12.25 11.22 9.95
9.00
10.83 8 1.00 63680F 93
A O 0.50
*See footer.
14.00 BRAKE SURFACE DIAMETER
14.00 4.00
2.94
4.61
5.5&6 6/6 0.53 64425F 31
H I
0.36
14.00 7.00
3.00
7.12
8.75
6 0.81 64430F 43
K
I
0.38
14.46 BRAKE SURFACE DIAMETER
14.46 8.69
6.44
12.75
11.25 10 1.31 64119B 110
O O 0.50
9.44 Hub Bore.
Circum. Ribbed.
*See footer.
14.50 BRAKE SURFACE DIAMETER
14.50 8.00
5.19
12.75
11.25 10 1.31 64004B 88
Q O 0.50
9.44 Hub Bore.
Vert. Ribbed.
*See footer.
14.50 8.31
6.06
12.75
11.25 10 1.31 64112B 102
O O 0.50
9.44 Hub Bore.
Circum. Ribbed.
*See footer.
14.50 8.31
6.06
12.75
11.25 10 1.31 64113B 102
O O 0.50
9.44 Hub Bore.
Circum. Ribbed
14.50 8.69
6.44
12.75
11.25 10 1.31 64017F**
125
M O 0.50
9.44 Hub Bore.
Mount I=Inboard, O=Outboard
See Page 4 for Obsolete with No Replacement Brake Drums.
*Available for purchase through the pallet program. See Page 6 for pallet part numbers.
**Will become obsolete when current inventory is depleted. Call for availability - if purchased, parts are non-returnable.
A.Overall Diameter of Drum
B.Dust Shield Recess Diameter, if applicable
C.Brake Surface Diameter
D.Overall Depth
E.Brake Surface Flat
F.Depth of Dust Shield Recess
G.Squeeler Band Thickness
H.Distance from Outside of Backface to Start of Taper
I.Inside Finished Diameter
J.Bolt Circle Diameter
K.Pilot Diameter
L.Outside Finished Diameter
M.Diameter at Taper
N.Backplate Thickness
O.Bolt Holes: Number and Size