FKZS 1225

Universal application for backlash-free transmission of rotary movements, highly vibration-damping, good compensation of misalignments, low torsion spring stiffness, low restoring forces, no moving parts, very robust design.

Technical data - Spring coupling FKZS

Technical data


FKZS 1225  

max. speed min-¹ 8000
max. torque Ncm 15
max. offset of shafts    
          radial mm ± 0,5
          axial mm ± 0,5
          angular Grad ± 5

torsion angle at the half of nominal torque, rotating direction clockwise in view of propulsive shaft

Grad 40
-counter clockwise of propulsing shaft Grad 60
moment of inertia gcm2 2,8
max. clamping torque Ncm 70                     
temperature range °C -30/ +120
weight appr. g 14
material spring spring steel wire 1.0600
material hubs zink die casting  

Bore combination FKZS 1225

d1/d2 3 4 5 6
3 x x x x
4   x x x
5     x x
6       x


To download the step file, please select the required bore combination.

Technical drawings