Precision Couplings
R+W offer state-of-the-art backlash-free products for any precision application.

Precision Couplings
Metal Bellows Couplings BK Range
0.1 – 100,000 Nm
- Torsionally stiff
- Low moment of inertia
- Zero backlash
- Highly concentric
- Naturally very well balanced
- Precise transmission
- Infinite life
- Wear and maintenance free
- Easy to install

Servomax Elastomer Couplings
5 – 2,150 Nm
- Vibration damping
- Electrically isolating
- Backlash-free
- Calibrated pre-loaded insert
- Concentrically machined hubs

Servo Disc Pack Couplings
25 – 100Nm
- Low inertia
- High torsional stiffness
- Backlash free
- Low imbalance
- Disc packs: highly elastic spring steel
- Hubs and spacer: aluminium

SK Torque Limiters
0.1 – 2,800 Nm
- Protects from rotating inertia as well as motor torque
- Precise torque overload protection
- Patented preload for zero backlash
- Compact simple design
- Low moment of inertia
- Extremely fast disengagement
- Low residual friction after disengagement

Line Shafts
10 – 25,000 Nm
- Installation and removal without disturbing adjacent equipment
- Self-supporting up to 6 meters
- No intermediate support bearing required
