Conical fixing bushing, also called taper-lock, taper-bush, conical bushing ..., are the most suitable and practical system for the assembly of sprockets, pulleys, and mechanical transmission elements on axles with chaveteros.
By using these elements, you avoid having to resort to special machining or particular tools. The pulley or transmission element is already supplied machined for the assembly of these elements, so they allow a great saving of time and ease of assembly.
The conical bushing is supplied with the hole and chavetero already machined to the diameter selected by the customer, with all prisoners and screws.
They are supplied in GG25 machined iron.
Dimensions:

- Size: 3535.
- Available diameters: 35,38,40,42,45,48,50,55,60,65,70,75,80,85 and 90.
- Tightening torque: 113.0.
- D1: 127.0 mm.
- Type: B.
- S: 88.9
Dimensions of the chavetero as a function of the diameter of the shaft:

Material for professional use, install in compliance with the regulations in force at the place of installation.