Torsionally rigid and low-backlash Gear Couplings of the RINGFEDER® TNZ series – originating from the proven TSCHAN® TNZ and POSIFLEX® product lines – ensure the reliable transmission of high to very high torques in demanding industrial and heavy-duty applications worldwide. Typical fields of application include material handling systems, mixers, rolling mills, roller tables and a wide range of drives used in the steel, raw material, energy and heavy industries. Manufactured from high-quality steel, the couplings transmit torque through crowned geared hubs and straight-toothed sleeves. This design provides high power density while simultaneously allowing compensation of axial, radial and angular shaft misalignments. High-quality gear teeth combined with grease lubrication containing extreme-pressure additives ensure low restoring forces, minimal wear and long service life. Thanks to their modular design concept, the couplings can be flexibly adapted to a wide variety of application requirements, for example through the integration of spacers, torsion shafts, brake discs, brake drums or types for vertical installation.
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Simple Type with Two Identical Standard Coupling Hubs
Type with One Standard Hub and One Extended Universal Hub
Type with Two Identical Extended Universal Hubs
Type with Standard Hubs, Intermediate Shaft and Rigid Counter Flanges
Type with End Float-Limited Standard Hubs for Fixation of Shafts with Sleeve Bearings
Type Identical to TNZ ZCA / ZCA, with Supporting Plates for Vertical Application
Type with Standard Hubs and Intermediate Shaft for Larger Shaft Distances
Type with Standard Hubs and Single-Piece Casing with O-Ring-Carriers on Both Sides