The Stieber AV Ø80 mm freewheel is a high-torque, compact one-way clutch designed for industrial backstop applications with limited installation space. It is part of the AV series – a self-contained, grease-lubricated roller-type unit sealed by metallic labyrinth shields, ready for both vertical and horizontal installation.

Technical Attributes:

• Shaft diameter: Ø80 mm

• Maximum torque: 2,900 Nm

• Drag torque: 360 Ncm

• Overrunning speed (imax): 200 rpm

• Bolt holes: 1

• Material: Steel

• Lubrication: Factory-filled with grease, maintenance-free

• Sealing: Metallic labyrinth seals with protective shielding

• Mounting: Slot for torque arm with 1–3% radial clearance

• Orientation: Mountable in both horizontal and vertical positions

Key Benefits:

• High torque-to-space ratio for backstop and light indexing

• Designed for dusty, humid, and aggressive environments

• No axial load must be applied to bearings or torque arm

• Fully sealed design enables long-term, maintenance-free operation

• Ideal for conveyor systems, elevators, and low-speed mechanical stops