ATRA-FLEX Catalog 2025

COUPLINGS ARE MADE TO ORDER

FLOATING SHAFT COUPLINGS

G

L5

L3

E

L6

FIGURE 4 Spacer

D1

L1

L2

L4

D3

D2

SD

HD

D4 MB RH

SL

DRIVE RING FLEX HUB

RING HUB

DBSE

SIZE T0

T1

T2

T3

T4

T5

T6

T7

T8

T9

T10 T11

T12

D1 G

10.180

12.200

14.200

16.200

22.275

2.850

3.600

18.200

20.250

4.600

8.180

6.680

5.100

11.900

13.600

14.625

18.020

28.500

2.950

3.960

19.950

23.250

4.800

9.765

7.800

6.290

MBFH MBRH MBHD RSB E

5.500

6.250

7.125

9.000

12.875

1.375

1.750

10.000

11.250

2.250

4.500

3.375

2.500

6.250

7.250

7.625

10.375

15.000

1.625

2.250

12.000

12.500

2.500

5.250

3.875

3.375

8.250

9.250

10.625

13.250

20.000

1.875

2.750

15.375

17.500

2.875

6.625

5.250

4.500

1.500

1.750

2.400

2.900

3.900

.300

.430

3.700

3.900

.500

1.000

.950

.625

.180

.200

.200

.200

.275

.100

.100

.200

.250

.100

.180

.180

.100

D2 D3 D4 HD L1

7.875

9.250

10.167

12.775

18.500

1.995

2.585

14.625

16.000

3.200

6.500

4.900

4.000

8.515

10.065

10.435

13.780

20.988

2.050

2.820

15.710

17.875

3.500

7.350

5.650

4.500

8.875

10.750

11.375

13.875

22.875

2.470

3.200

16.500

17.500

3.625

7.500

5.625

5.000

11.375

13.250

14.375

17.670

27.000

2.850

3.840

19.700

23.000

4.650

9.500

7.500

6.125

5.000

6.000

7.000

8.000

11.000

1.375

1.750

9.000

10.000

2.250

4.000

3.250

2.500

L2 L3 L4 L5 L6 DRC SD

5.000

6.000

7.000

8.000

11.000

1.375

1.750

9.000

10.000

2.250

4.000

3.250

2.500

2.475

2.485

3.300

3.875

4.900

.650

.675

4.140

4.250

1.175

1.275

1.100

1.100

3.940

4.815

5.690

6.440

8.440

.980

1.293

6.875

7.900

1.730

3.065

2.565

1.825

1.000

1.125

1.250

1.500

2.500

.375

.4375

2.000

2.000

.500

.875

.625

.625

2.715

3.795

3.900

4.385

6.425

.885

1.165

5.185

6.100

1.165

2.875

2.375

1.500

4.865

6.815

7.140

8.010

11.775

1.500

2.075

9.570

11.100

2.200

5.175

4.250

2.700

5.250

6.000

7.000

9.000

12.000

1.250

1.500

10.000

11.000

2.000

4.250

3.250

2.500

Note: Consult factory for floating shaft material alternatives such as stainless steel or composite tubing.

MBFH - Max Bore Flex Hub MBRH - Max Bore Ring Hub MBHD - Max Bore Ring Hub HD HD - Ring Hub Small Diameter increased for larger bore capacity MBFH - Max Bore Flex Hub MBRH - Max Bore Ring Hub MBHD - Max Bore Ring Hub HD HD - Ring Hub Small Diameter increased for larger bore capacity

DRC - Drive Ring Clearance = Minimum shaft clearance regquired to facilitate insert install and removal without moving equipment or hubs RSB - Rough Stock Bore (minimum re-bore) DRC - Drive Ring Clearance = Minimum shaft clearance required to facilitate insert install and removal without moving equipment or hubs

9

Powered by