The Stieber AV Ø90 mm freewheel is a high-capacity, self-contained roller-type backstop clutch engineered for reliable torque transfer in tight spaces. This unit is sealed with metallic labyrinth seals and factory grease-lubricated, ensuring long life in vertically or horizontally mounted applications.

Technical Attributes:

• Shaft diameter: Ø90 mm

• Maximum torque: 7,125 Nm

• Drag torque: 360 Ncm

• Overrunning speed (imax): 150 rpm

• Bolt holes: 1

• Material: Steel

• Lubrication: Grease-lubricated for life

• Sealing: Metallic labyrinth with shielded protection

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

• Orientation: Suitable for vertical and horizontal installation

Key Benefits:

• High torque performance in a compact form factor

• Ready for harsh or contaminated environments

• Maintenance-free due to sealed design

• Ideal for low-speed backstop and light indexing functions

• Bearings and torque arm must not be prestressed