SUPPORT WITH SHEAVE FOR THE SLIDING LANDSLIDE OF DOORS AND WINDOWS. The present model is mentioned, to the field technician of devices for moveleira line (real estate, metallurgic and too much segments that uses systems sliding), more specifically to a support with sheave for the sliding landslide of doors and windows, that bring as newness, a support (1) with cylindrical bolt (1D), confectioned in single grain part in plastic, where a sheave (2) of same material or a sheave (3) with metallic internal rolling (r) is incased, being the developed support to be installed directly on the external surface of the wood and more not inlaid in socket or cuts in the wood, as it happens in the state of the technique