The Stieber AV Ø45 mm freewheel is a high-torque, self-contained roller-type clutch built for backstop and light indexing functions in space-constrained, demanding environments. Grease-lubricated and sealed with metallic labyrinth seals, the unit is installable in any orientation and requires no maintenance.

Technical Attributes:

• Shaft diameter: Ø45 mm

• Maximum torque: 2,150 Nm

• Drag torque: 240 Ncm

• Overrunning speed (imax): 280 rpm

• Bolt holes: 1

• Material: Steel

• Lubrication: Grease-lubricated, ready to install

• Sealing: Shield-protected metallic labyrinth system

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

• Orientation: Can be mounted vertically or horizontally

Key Benefits:

• High torque capacity in a minimal footprint

• Sealed and lubricated for life – no maintenance required

• Operates reliably in contaminated or aggressive environments

• Ideal for backstop and light indexing at low rotational speeds

• Bearings and torque arm must not be prestressed