Sizing   Shaft Coupling

  • Select an appropriate model for your application.

Entering your selection criteria

Enter the shaft diameter

Smaller shaft diameter

 mm

Larger shaft diameter

 mm

Enter the transmission torque

Transmission Torque

 N・m

Service factor

Transmission Torque
× Service factor =

 

 N・m

Transmission capacity

kW

Speed

r/min

Enter the operating rotation speed

Speed

 r/min

Sizing Standards

 

※ If you select by shaft diameter, the model numbers for the specified shaft diameter that satisfy the transmission torque will be searched.

※ If you select by torque, the model numbers for the smallest shaft diameter that satisfy the specified torque will be searched.

PLEASE WAIT...

Select characteristics

  • The series that perfectly match the specified characteristics are highlighted in blue.
  • The series that partially match the specified characteristics are highlighted in yellow.

Selection results

Series

Model No.

Click to view product information
Allowable Torque
[N・m]
Applicable shaft diameter
[mm]
Allowable max.
rotation speed
[r/min]
Determine
RPM
Small dia. side Large dia. side
ECHT-FLEX Coupling
NES Series
Low inertia hub
× Low inertia hub
Straight hub
× Straight hub
Low inertia hub
× Straight hub
Power Rigid Couplings
ECHT-FLEX Coupling
NEF Series
Keyway type
Taper Lock type
Clamp type
ECHT-FLEX Coupling  NER Series
ECHT-FLEX Coupling
NEH Series
Standard or Adapter hub type
Modular spacer type
Jaw-Flex Coupling Sintered hub type
Aluminum hub type
Nylon Chain Coupling Standard type
E Type
H Type
Roller chain coupling
Roller chain coupling Stainless steel series

For connecting compact
servomotors, stepping
motors and encoders

For connecting with servomotors

For connecting with general-purpose motors


×
Service factor  ( Drag to move. )
Load conditions Service factor
Load without shock Low inertia 1.5~2.5
Load with minor shock Medium inertia 2.0~4.0
Load with major shock High inertia 3.0~5.0