- A damper assembly for a pump comprising a pipe element provided with a first end, which is adapted to be fluidically connected to a delivery opening of said pump, and with a second end opposite said first end; said pipe element being adapted to be flown through by a fluid delivered by said pump at a first pressure according to a flow flowing from said first end to said second end; said second end being fluidically connectable to a hydraulic element arranged downstream of said delivery opening according to said flow; said damper assembly comprising a closed chamber, which is housed inside said pipe element and contains, in use, a gaseous fluid at a second pressure; said closed chamber being deformable, in use, as a function of the difference between said first pressure and said second pressure; said pipe element defining a longitudinal axis and said closed chamber being coaxial to said longitudinal axis; said closed chamber comprising a third end and a fourth end opposite one another; said third end being fixed to said first end and said fourth end being fixed to said second end; said damper assembly further comprising: - two connection elements, which are arranged one at said first end and the other at said second end; - two support elements, each fixed to a respective connection element and engaged one by the third end and the other by the fourth end; said support elements being adapted to keep, in use, said closed chamber under tension along said longitudinal axis and to limit, in use, the radial compression of said closed chamber at said third and fourth ends (3a, 3b); characterized in that each said connection element comprises a first seat, which is engaged by a respective said first or second end (2a, 2b), and a second seat opposite said first seat; said first and second seats (4a, 4b) being defined by a contour portion of said respective connection element; each said connection element comprising a bracket and a bushing element, which are integral to one another and to said contour portion; each said bushing element being coaxial to said longitudinal axis and having a first axial end, at which it is fixed to said bracket, and a second axial end, which is free and axially opposite to said first axial end; each said support element being fixed to a respective said bracket by means of coupling elements; said third and fourth ends (3a, 3b) being engaged in said bushing elements of respective said connection elements on the side of said second axial ends. said damper assembly comprising a closed chamber, which is housed inside said pipe element and contains, in use, a gaseous fluid at a second pressure; said closed chamber being deformable, in use, as a function of the difference between said first pressure and said second pressure; said pipe element defining a longitudinal axis and said closed chamber being coaxial to said longitudinal axis; said closed chamber comprising a third end and a fourth end opposite one another; said third end being fixed to said first end and said fourth end being fixed to said second end; said damper assembly further comprising: - two connection elements, which are arranged one at said first end and the other at said second end; - two support elements, each fixed to a respective connection element and engaged one by the third end and the other by the fourth end; - two connection elements, which are arranged one at said first end and the other at said second end; - two support elements, each fixed to a respective connection element and engaged one by the third end and the other by the fourth end; said support elements being adapted to keep, in use, said closed chamber under tension along said longitudinal axis and to limit, in use, the radial compression of said closed chamber at said third and fourth ends (3a, 3b); characterized in that each said connection element comprises a first seat, which is engaged by a respective said first or second end (2a, 2b), and a second seat opposite said first seat; said first and second seats (4a, 4b) being defined by a contour portion of said respective connection element; each said connection element comprising a bracket and a bushing element, which are integral to one another and to said contour portion; each said bushing element being coaxial to said longitudinal axis and having a first axial end, at which it is fixed to said bracket, and a second axial end, which is free and axially opposite to said first axial end; each said support element being fixed to a respective said bracket by means of coupling elements; said third and fourth ends (3a, 3b) being engaged in said bushing elements of respective said connection elements on the side of said second axial ends.