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 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; 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 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; 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 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; 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.