Home > Drive technology > Servo couplings > Metal bellows coupling
Metal Bellows Coupling
- Torques up to 50,000 Nm
- Backlash free
- High torsional stiffness
- Low restoring forces
- Offset compensating
- High speeds
- Temperatures from -40°C to +350°C

KM - Standard series
- Easy to install on both sides EASY clamping hubs
- 6-corrugated bellows – cost-effective standard series
- Temperature range: -40°C to +200°C
- Torque range: 20 – 1,300 Nm
- Shaft diameter: 8 – 85 mm

KP - short overall length
- Easy to install on both sides EASY clamping hubs
- 4-corrugated bellows – short overall length – high torsional stiffness
- Temperature range: -40°C to +200°C
- Torque range: 25 – 900 Nm
- Shaft diameter: 10 – 75 mm

KR - very high torsional stiffness
- Easy to install on both sides EASY clamping hubs
- Straight bellows – longer overall length
- low restoring forces – very high torsional stiffness
- Temperature range: -40°C to +200°C
- Torque range: 25 – 1,500 Nm
- Shaft diameter: 8 – 85 mm

KPH / KMH / KRH - splitted hub versions
- simple installation clamping hubs in splitted hub design on both sides
- Variable overall lengths – straight, 4- or 6-corrugated bellows
- Temperature range: -40°C to +200°C
- Torque range: 10 – 900 Nm
- Shaft diameter: 6 – 75 mm

KG - welded version
- Easy to install on both sides EASY clamping hubs
- Welded version
- Variable overall length – 2-, 4- or 6-corrugated bellows
- Temperature range: -40°C to +300°C
- Torque range: 40 – 3,000 Nm
- Shaft diameter: 12 – 100 mm
Do you need help with the selection?
With the coupling finder from JAKOB Antriebstechnik, you can find the right coupling from our product range with just a few questions and settings.

KGH - welded splitted hub design
- simple installation clamping hubs in splitted hub design on both sides
- Welded version
- Variable overall length – 2-, 4- or 6-corrugated bellows
- Temperature range: -40°C to +350°C
- Torque range: 20 – 1,800 Nm
- Shaft diameter: 8 – 85 mm

KG-HS - welded high-speed version
- High-speed version for maximum operating speeds
- Rotationally symmetrical clamping hubs on both sides for optimum balancing quality
- Welded version
- Variable overall length – 2-, 4- or 6-corrugated bellows
- Temperature range: -40°C to +350°C
- Torque range: 5 – 1,000 Nm
- Shaft diameter: 6 – 75 mm

KSD - with conical clamping hubs
- with conical clamping hubs on both sides
- 6-corrugated bellows
- Temperature range: -40°C to +300°C
- Torque range: 10 – 6,000 Nm
- Shaft diameter: 6 – 100 mm

KSS - very high torsional stiffness
- with conical clamping hubs on both sides
- Straight bellows – longer overall length
- low restoring forces – very high torsional stiffness
- Temperature range: -40°C to +300°C
- Torque range: 25 – 2,600 Nm
- Shaft diameter: 10 – 100 mm

KHS - High-speed version
- High-speed version for speeds up to 57,000 rpm
- with conical clamping ring hubs on both sides
- Low mass moment of inertia – High balancing quality
- Temperature range: -40°C to +200°C
- Torque range: 25 – 700 Nm
- Shaft diameter: 5 – 60 mm

KPS - with expanding cone for hollow shaft connection
- for integrated mounting on hollow shaft – internal axial stop
- Expanding cone hub – easy-to-install EASY clamping hub
- 4-corrugated bellows – short overall length
- Temperature range: -40°C to +200°C
- Torque range: 2 – 600 Nm
- Shaft diameter: D1: 3 – 68 mm / D2: 8 – 48 mm

KPP - pluggable
- Clamping hub with backlash-free plug-in principle
- EASY clamping hub for easy installation on one side
- Blind mounting (pluggable) possible
- Robust all-metal design
- Temperature range: -40°C to +200°C
- Torque range: 10 – 600 Nm
- Shaft diameter: D1: 6 – 70 mm / D2: 6 – 68 mm

KGE - for flange connection
- for standardized flange connection DIN-EN-ISO 9409-1
- two-piece connection flange – compact dimensions
- simple installation EASY clamping hub
- Temperature range: -40°C to +300°C
- Torque range: 40 – 2,000 Nm
- Shaft diameter D1: 12 – 90 mm

KE - with flanged hubs
- With flanged hubs on both sides for variable mounting
- High operating speeds – Rotationally symmetrical design
- Customized flange designs available on request
- Variable overall length – 2-, 4- or 6-corrugated bellows
- Temperature range: -40°C to +300°C
- Torque range: 40 – 2,000 Nm

KXL - high torques
- with flange or conical clamping ring hubs
- 3-part design – simple assembly
- backlash-free, precise torque transmission – high torsional rigidity
- Low mass moments of inertia
- Large permissible shaft misalignments
- Temperature range: -40°C to +300°C
- Torque range: 9,000 – 50,000 Nm
- Shaft diameter: 70 – 220 mm
