A connection system including: a first part with a threaded hole ; a second part with an opening ; and one or more captive connectors for establishing a captive connection between the first part and the second part , one of which being a fixed bearing and the other a support element, the first part including the threaded hole and the second part including the opening , the connector comprising a threaded sleeve extending in an axial direction (Z) and configured to be inserted into the opening of the second part with a radial margin ; one or more damping washers configured to receive the treaded sleeve and to sandwich the second part to provide a damping in the axial direction (Z); and a bolt configured: to threadedly engage the hole of the first part , to threadedly engage the treaded sleeve , and to secure the one or more damping washers together with the sandwiched second part at the first part , wherein both treaded engagements prevent losing the bolt , the sleeve comprising a threaded portion to threadedly engage the bolt , wherein the threaded portion acts, upon establishing the connection, as counter nut by exerting a force to prevent a relative rotation between the bolt and the threaded sleeve . a first part with a threaded hole ; a second part with an opening ; and one or more captive connectors for establishing a captive connection between the first part and the second part , one of which being a fixed bearing and the other a support element, the first part including the threaded hole and the second part including the opening , the connector comprising a threaded sleeve extending in an axial direction (Z) and configured to be inserted into the opening of the second part with a radial margin ; one or more damping washers configured to receive the treaded sleeve and to sandwich the second part to provide a damping in the axial direction (Z); and a bolt configured: to threadedly engage the hole of the first part , to threadedly engage the treaded sleeve , and to secure the one or more damping washers together with the sandwiched second part at the first part , wherein both treaded engagements prevent losing the bolt , the sleeve comprising a threaded portion to threadedly engage the bolt , wherein the threaded portion acts, upon establishing the connection, as counter nut by exerting a force to prevent a relative rotation between the bolt and the threaded sleeve . a threaded sleeve extending in an axial direction (Z) and configured to be inserted into the opening of the second part with a radial margin ; one or more damping washers configured to receive the treaded sleeve and to sandwich the second part to provide a damping in the axial direction (Z); and a bolt configured: to threadedly engage the hole of the first part , to threadedly engage the treaded sleeve , and to secure the one or more damping washers together with the sandwiched second part at the first part , to threadedly engage the hole of the first part , to threadedly engage the treaded sleeve , and to secure the one or more damping washers together with the sandwiched second part at the first part , wherein both treaded engagements prevent losing the bolt , the sleeve comprising a threaded portion to threadedly engage the bolt , wherein the threaded portion acts, upon establishing the connection, as counter nut by exerting a force to prevent a relative rotation between the bolt and the threaded sleeve . <EOS>