Patent ID: 8262329

Claim:
A fastening unit comprising: a blind rivet nut having a set head and a rivet shank; said set head being sized and configured to abut against a surface of a component having an opening that receives therein the rivet shank; a screw with a screw head and a threaded shank; and a washer being: held on the blind rivet nut by the screw; and axially retained between the screw head and the set head; said washer comprising a torque application surface and a projection projecting over the torque application surface at least in some sections, wherein the torque application surface and the projection are structured and arranged to interact with a tool to prevent said washer from rotating when the screw is rotated, and wherein said washer has a recess on its side facing towards the blind rivet nut, and a projection of the blind rivet nut is insertable into the recess.