Ringfeder couplings

Torque: 3 Nm - 560 Nm
Rotational speed: 4,000 rpm - 15,000 rpm

Torsionally flexible, backlash-free elastomer couplings with single-slit aluminium clamping hubs, highly compact design and outstanding concentricity for vibration and shock damped, uniform power transmission. Product ...

Torque: 3 Nm - 160 Nm
Rotational speed: 6,000 rpm - 15,000 rpm

Torsionally flexible, backlash-free elastomer coupling of highly compact design with single-slit aluminium clamping hubs as well as expanding mandrel and inner cone made of steel for friction-locked torque transmission ...

Torque: 355 Nm - 512,635 Nm

Two piece design with slit and single taper and without flange can be completely recessed within a component’s hub. Axial position of component not fixed and may move during installation. Characteristics Self-centering, two piece ...

Torque: 530 Nm - 63,903 Nm

Extended version of the Locking Assembly RfN 7003 allowing for use with smaller hub diameters due to the reduced shaft and hub pressures. Characteristics Is the extended design of series RfN 7003. Here, due to the low pressure the ...

Torque: 649 Nm - 1,760,000 Nm

Three piece self-centering design for heavy duty torques. Characteristics Three piece, self-centering, slitted locking assemblies for highest bending moments and torques. During assembly a minor axial displacement of the hub occurs. ...

Torque: 270 Nm - 375,945 Nm

Two piece design with single taper has flange to position the component on the shaft to maintain axial position during mounting. Characteristics Has all positive features of series 7003. However, through the bigger flange diameter ...

Torque: 320 Nm - 48,800 Nm

Two piece design similar to Locking Assembly RfN 7006, but extended with lower shaft and hub pressures. Characteristics Is a modification of RfN 7004 with all its positive features, but here - same as RfN 7006 - the axial displacement ...

Torque: 4,130 Nm - 310,335 Nm

... safety compared to 3-part versions. Example applications: Heavy pulleys Construction of heavy machinery Coup­lings Cable sheaves Mounting of Locking Assembly The values for T, Fax, pW and ...

Torque: 14,244 Nm - 2,855,906 Nm

For superb centering and high torque transmission, this dual tapered device reflects the best in RINGFEDER® engineering expertise. This style is in two types, 7015.0 for general engineering applications and 7015.1 for conveyor pulley ...

Torque: 1,777 Nm - 1,960,015 Nm

The bending moment acting on the hub/shaft connection is the main load to evaluate in a belt drum or similar application. Excessive bending moments can cause overstress in the webs between the screw holes in the locking assembly. In the ...