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
Product photo: Metal bellows coupling, clamping hubs on both sides, one metal bellows, with positive drive and axial stop

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

Data sheet

Specification Sheet

3D configurator & Stepfiles

Product photo: Metal bellows coupling, aluminium clamping hubs on both sides, one 4-shaft metal bellows made of stainless steel

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

Data sheet

Specification Sheet

3D configurator & Stepfiles

Product photo: Metal bellows coupling, with clamping hubs made of aluminium, two screws made of steel, one straight metal bellows made of stainless steel

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

Data sheet

Specification Sheet

3D configurator & Stepfiles

Product photo: Metal bellows coupling, half-axle clamping hubs made of aluminium on both sides, a 6-shaft metal bellows made of stainless steel

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

Data sheet

Specification Sheet

3D configurator & Stepfiles

Product photo: Metal bellows coupling, steel clamping hubs on both sides, with stainless steel metal bellows, welded connection

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

Data sheet

Specification Sheet

3D configurator & Stepfiles

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.

Product photo: Metal bellows coupling, two splitted hub clamping hubs made of steel, with metal bellows made of stainless steel, welded connection

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

Data sheet

Specification Sheet

3D configurator & Stepfiles

Product photo: Metal bellows coupling, symmetrical splitted hub clamping hubs made of steel, stainless steel metal bellows, welded connection

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

Data sheet

Specification Sheet

Stepfiles

Product photo: Metal bellows coupling, conical clamping hubs with steel screws on both sides, one metal bellows made of stainless steel

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

Data sheet

Specification Sheet

3D configurator & Stepfiles

Product photo: Metal bellows coupling, conical clamping hubs with steel screws on both sides, one straight metal bellows made of stainless steel

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

Data sheet

Specification Sheet

3D configurator & Stepfiles

Product photo: Metal bellows coupling, symmetrical conical clamping hubs and metal bellows made of stainless steel/aluminium, welded connection

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

Data sheet

Specification Sheet

3D configurator & Stepfiles

Product photo: Metal bellows coupling, with expanding cone hub made of steel, clamping hub made of aluminium and metal bellows made of stainless steel

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

Data sheet

Specification Sheet

3D configurator & Stepfiles

Product photo: Plug-in metal bellows coupling, clamping hubs made of aluminium, bellows body with metal bellows made of stainless steel, plug-in segment

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

Data sheet

Specification Sheet

3D configurator & Stepfiles

Product photo: Metal bellows coupling, clamping hub, flange hub, mounting flange made of steel, with screws and metal bellows made of stainless steel

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

Data sheet

Specification Sheet

Hub types

3D configurator & Stepfiles

Product photo: Metal bellows coupling, flanged hubs on both sides with steel screws and stainless steel metal bellows

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

Data sheet

Specification Sheet

3D configurator & Stepfiles

Product photo: Metal bellows coupling, with cone clamping hubs, flanges, steel screws, stainless steel metal bellows spacer

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

Data sheet

Specification Sheet

Stepfiles