We – EPG Group the bigge EPT gearbox & motors , vee pulleys, timing pulleys, couplings and gears factory in China with 5 different branches. For more details: Mobile/whatsapp/telegram/Kakao us at: 0086~13083988828 13858117778 0571 88828
Flexible Beam Coupling Shaft Coupling
Description of Flexible Beam Coupling Shaft Coupling
1. One-piece metallic beam coupling
2. Zero backlash, flexible shaft
3. Spiral and parallel cut designs available
4. Accommodates misalignment and shaft endplay
5. Identical clockwise and counterclockwise rotation
6. Available in aluminum or stainless steel
7. Multiple bore and shaft connecting configurations
Parameter of Flexible Beam Coupling Shaft Coupling
Model |
D (mm) |
L (mm) |
d1-d2 (mm) |
hex screw |
L1 (mm) |
L2 (mm) |
L3 (mm) |
Fasten Torque (n.m) |
LR-D-D15L20 |
15 |
20 |
3.0-8.0 |
M3. |
2.5 |
2 |
0.4 |
1.2 |
LR-D-D19L25 |
19 |
25 |
6.0-10.0 |
M3. |
3 |
2 |
0.4 |
1.2 |
LR-D-D25L30 |
25 |
30 |
8.0-12.0 |
M4 |
4 |
2 |
0.4 |
2.5 |
LR-D-D30L35 |
30 |
35 |
8.0-18.0 |
M4 |
4 |
2.5 |
0.5 |
2.5 |
LR-D-D35L40 |
35 |
40 |
8.0-22.0 |
M5 |
5 |
2.5 |
0.5 |
5 |
LR-D-D40L45 |
40 |
45 |
10.0-28.0 |
M6 |
6 |
3.5 |
0.6 |
8 |
Model |
Max bore (mm) |
Rated Torque (n.m) |
Max Torque (n.m) |
Max speed (rpm) |
Moment of Inertia (kg.m2) |
Permissible Radial Deviation (degree) |
Permissible Angular Deviation (degree) |
LR-D-D15L20 |
8 |
0.5 |
1 |
30000 |
2.5*10-7 |
0.05 |
0.5 |
LR-D-D19L25 |
10 |
1 |
2 |
25000 |
5.8*10-7 |
0.05 |
0.5 |
LR-D-D25L30 |
12 |
1.5 |
3 |
18000 |
1.8*10-6 |
0.05 |
0.5 |
LR-D-D30L35 |
18 |
2 |
4 |
16000 |
4.7*10-6 |
0.05 |
0.5 |
LR-D-D35L40 |
22 |
3 |
6 |
14000 |
1.1*10-5 |
0.05 |
0.5 |
LR-D-D40L45 |
28 |
6 |
12 |
12000 |
2.3*10-5 |
0.05 |
0.5 |
Model |
D (mm) |
L (mm) |
d1-d2 (mm) |
Fasten Torque (n.m) |
LT-D-D15L20 |
15 |
20 |
4.0-5.0 |
0.7 |
LT-D-D19L25 |
19 |
25 |
6.0-10.0 |
0.7 |
LT-D-D25L30 |
25 |
30 |
8.0-12.0 |
0.7 |
LT-D-D30L35 |
30 |
35 |
8.0-18.0 |
1.7 |
LT-D-D35L40 |
35 |
40 |
8.0-22.0 |
4 |
LT-D-D40L45 |
40 |
45 |
10.0-28.0 |
4 |
Model |
Max bore (mm) |
Rated Torque (n.m) |
Max Torque (n.m) |
Max speed (rpm) |
Moment of Inertia (kg.m2) |
Permissible Radial Deviation (degree) |
Permissible Angular Deviation (degree) |
LT-D-D15L20 |
5 |
0.5 |
1 |
30000 |
2.5*10-7 |
0.05 |
0.5 |
LT-D-D19L25 |
10 |
1 |
2 |
25000 |
5.8*10-7 |
0.05 |
0.5 |
LT-D-D25L30 |
12 |
1.5 |
3 |
18000 |
1.8*10-6 |
0.05 |
0.5 |
LT-D-D30L35 |
18 |
2 |
4 |
16000 |
4.7*10-6 |
0.05 |
0.5 |
LT-D-D35L40 |
22 |
3 |
6 |
14000 |
1.1*10-5 |
0.05 |
0.5 |
LT-D-D40L45 |
28 |
6 |
12 |
12000 |
2.3*10-5 |
0.05 |
0.5 |
We – EPG Group the bigge EPT gearbox & motors , vee pulleys, timing pulleys, couplings and gears factory in China with 5 different branches. For more details: Mobile/whatsapp/telegram/Kakao us at: 0086~13083988828 13858117778 0571 88828
The use of original equipment manufacturer’s (OEM) part numbers or trademarks , e.g. CASE® and John Deere® are for reference purposes only and for indicating product use and compatibility. Our company and the listed replacement parts contained herein are not sponsored, approved, or manufactured by the OEM.