CMT Part Number

Dimensions

Set Screw

Torque

B

d

H

H_m

D*

S

S_i

M_s

M_t**

0606

2-6 / .125-.250

.359"

.250"

.265"

.551"

M2.5

1.30

7.50

14-33

0609

3-6 / .125-.250

.392"

.375"

.395"

.591"

M3

1.50

9.00

16-37

0909

4-9 / .156-.375

.536"

.375"

.395"

.752"

M3

1.50

9.00

25-65

0912

5-9 / .156-.375

.563"

.500"

.530"

.822"

M4

2.00

19.00

64-117

1212

6-12 / .250-.500

.688"

.500"

.530"

.975"

M4

2.00

19.00

79-138

1216

6-12 / .250-.500

.745"

.625"

.655"

1.054"

M5

2.50

42.00

138-345

1616

8-16 / .3125-.625

.857"

.625"

.655"

1.170"

M5

2.50

42.00

168-436

1620

8-16 / .3125-.625

.900"

.787"

.827"

1.240"

M6

3.00

68.00

389-875

2020

10-20 / .4375-.750

1.057"

.787"

.827"

1.417"

M6

3.00

68.00

531-1100

2025

10-20 / .4375-.750

1.140"

.984"

1.034"

1.590"

M6

3.00

68.00

538-1120

2530

12-25 / .500-1.000

1.355"

1.181"

1.241"

1.900"

M8

4.00

158.00

1115-2347

3036

16-30 / .625-1.1875

1.575"

1.417"

1.496"

2.200"

M8

4.00

158.00

B - Bore Range (Metric/Inches)

d - Bushing Diameter (Inches)

H - Bushing Length (Inches)

D - Minimum Hub Diameter (Inches)

H_M- Hub Minimum Length (Inches)

S - Screw Size (Metric)

S_I- Hex Key Size (Metric)

M_S- Required Torque Set Screw (in-lbs)

M_T- Slippage Torque Range (in-lbs)

Shaft size to be (h6) or Nominal Diameter +.0000-.0005

* Minimum hub diameter is based on a material with a yield strength of 276 Mpa (40,000 PSI)

** Slippage torques are as modeled and do not include safety factors. Actual transmissable torque will vary per shaft size & Service Factors - SEE CHARTS