• "Connect with the Best"

    Concentric Maxi Torque
    Keyless Hub-to-Shaft Connection System

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Timing Pulleys with CMT Bushing System

Keyless Timing Pulley Connection System

 

The best keyless timing pulley connection system on the market is the Concentric Maxi Torque bushing connection system designed and patented by Custom Machine and Tool Co., Inc.  A single screw locks the low taper angle split bushing in place and eliminates all of the existing attachment issues.

 

Need a custom timing pulley with the Concentric Maxi Torque keyless bushing system?  Upload your print on our custom pulley quote page.  CAD models also available on request for the bushing and hub component of the system for integration.

 


5mm HTD - 15mm belt width


Product No.
No. of Grooves
Style
Pitch Diameter
Outside Diameter
Flange O.D.
Length thru Bore
14
3F
.877
.832
1.000
.781
15
3F
.940
.895
1.063
.781
16
3F
1.003
.958
1.094
.781
17
3F
1.065
1.020
1.187
.781
18
3F
1.128
1.083
1.250
.781
19
3F
1.191
1.146
1.312
.781
20
3F
1.253
1.208
1.375
.781
22
3F
1.379
1.334
1.500
.781
24
6F
1.504
1.459
1.625
.820
26
6F
1.629
1.584
1.750
.820
28
6F
1.754
1.709
1.875
1.050
30
6F
1.880
1.835
2.000
1.050
32
6F
2.005
1.960
2.125
1.050
34
6F
2.130
2.085
2.250
1.050
36
6
2.256
2.211
-
1.050
38
6
2.381
2.336
-
1.050
40
6
2.506
2.461
-
1.050
44
6
2.757
2.712
-
1.050
50
6
3.133
3.088
-
1.050
56
6
3.509
3.464
-
1.050
62
6
3.885
3.840
-
1.050
72
6
4.511
4.466
-
1.050