Nickel bellows couplings BKNK 1733/2537

Backlash-free angularly aligned transmission, optimum compensation of misalignment, very high torsion spring stiffness, minimum restoring forces, vibration damping, ideal for measuring applications, design with nickel bellows and clamping hubs.

Technical data - bellows coupling BKNK

Technical data

  

BKNK 1733

BKNK 2537
max. speed min-¹ 10.000 10.000
max. torque Ncm 39 328
max. offset of shafts      
          radial mm ± 0,72 ± 0,46
          axial mm ± 3,09 ± 2,77
          angular Grad ± 14 ± 8
torsion spring stiffness Nm/rad 80 462
radial spring stiffness N/mm 5,8 38,1
moment of inertia gcm2 4,89 2,54
max. clamping torque Ncm 35 66
temperature range °C -30/ +120 -30/ +120
weight appr. g 11,5 28,5
material flange aluminium anodised  
material bellows nickel    

Bore combinations BKNK 1733

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.

Bore combinations BKNK 2537

d1/d2 6 8 10 12
6 x x x x
8   x x x
10     x x
12       x

 

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

Technical drawings