• "Connect with the Best"

    Concentric Maxi Torque
    Keyless Hub-to-Shaft Connection System

72-Hour GUARANTEED Shipping on Pulley Stock!

In Stock Timing Pulleys
with CMT Bushing System

Custom Machine & Tool Co., Inc. maintains inventory of parts in this catalog in order to offer same day shipping for timing pulleys with the Concentric Maxi Torque bushing system. If we don't have the quantity you're looking for we will manufacture with our standard lead time. Simply click on the Product Number within the catalog below to request your quote!


dimensional diamgram of cmt products


5MM GT2 - 15mm belt width


Product No.
No. of Grooves
Style
Pitch Diameter
Outside Diameter
Flange O.D.
Length thru Bore
Hub Diameter
18
3F
1.128
1.083
1.250
0.83
-
19
3F
1.191
1.146
1.315
0.83
-
20
3F
1.253
1.208
1.437
0.83
-
21
3F
1.316
1.271
1.437
0.83
-
22
3F
1.379
1.334
1.500
0.83
-
23
3F
1.441
1.396
1.562
0.83
-
24
3F
1.504
1.459
1.625
0.83
-
25
3F
1.566
1.521
1.687
0.83
-
26
3F
1.629
1.584
1.750
0.83
-
28
3F
1.754
1.709
1.875
0.83
-
30
3F
1.880
1.835
2.000
0.83
-
32
3F
2.005
1.960
2.125
0.83
-
34
3F
2.130
2.085
2.250
0.83
-
36
3
2.256
2.211
-
0.83
-
38
3
2.381
2.336
-
0.83
-
40
3
2.506
2.461
-
0.83
-
45
3
2.820
2.775
-
0.83
-
50
3
3.133
3.088*
-
0.83
-
56
3
3.509
3.464*
-
0.83
-
62
3
3.885
3.840*
-
0.83
-
68
3
4.261
4.216*
-
0.83
-
74
6
4.637
4.592*
-
1.24
3.63
80
6
5.013
4.968*
-
1.24
4.00
90
6
5.639
5.594*
-
1.24
4.50
112
6
7.018
6.973*
-
1.24
6.00