Grounding brush assembly

A grounding brush assembly comprising:

• a grounding brush including a support and a plurality of conductive fibers fitted inside the support;
• and
• a brush fitting plate connected with the support of the brush and including a plurality of retention tongues configured to retain the support, a radial portion, an annular flange extending from the radial portion and offset radially outwardly from and axially overlapping the plurality of retention tongues, the annular flange having an outer surface defining the outer diameter of the fitting plate and centering the fitting plate within a bore of a housing, a plurality of through-openings which each extend through the radial portion and through the flange, and at least one local deformation formed on the flange, extending radially inwardly and being engageable by a tool to push the grounding brush axially during installation within the bore of the housing.