FRONT MECHANICAL SEAL FOR PUMPS

摘要

The present invention relates to a front mechanical seal for pumps with frictional rings and fluid lubrication, of the type comprising a 'rotary seal' (B) mounted on a support collar, formed of a first collar (1) and a second collar (2) prismatically coupled by means of one or more tongues (3) obtained on the second collar (2) and contained in corresponding housings (4) obtained on the first collar (1).