RUKO KEB-HSS-Mod.55-34,0mm Clamping Bush

For mechanical engineers and maintenance technicians securing sprockets, pulleys, or gears onto hollow shafts, the RUKO KEB-HSS-Mod.55-34,0mm clamping bush provides a keyless friction connection that eliminates backlash and simplifies assembly. Its tapered clamping elements deliver high radial run-out accuracy and vibration resistance in demanding drive systems.

Key specifications

• Bore diameter: 34.0 mm
• Module series: HSS Mod. 55
• Outer diameter: 70 mm
• Overall length: 50 mm
• Max transmissible torque: 750 Nm
• Max transmissible axial force: 15 kN
• Number of clamping screws: 6
• Clamping screw size: M8
• Material: High-strength steel
• Operating temperature range: -30°C to +100°C
• Surface treatment: Oiled

Why choose it

This clamping bush offers self-centering installation and low maintenance, making it a reliable choice for high-precision shaft-hub connections. Its keyless design transmits torque without keyways, reducing stress concentrations and allowing infinite angular adjustment.

Ideal use cases

• Securing sprockets and pulleys on hollow shafts
• Mounting gears in industrial gearboxes
• Connecting components in packaging or conveyor machinery
• Retrofitting shafts where keyways are impractical

Good to know

The module is supplied with an oiled surface for corrosion protection during storage. It is part of the HSS Mod. 55 series, designed for high torque and axial force transmission in compact spaces.