A pivoting-connection device connecting at least two components and comprising a clevis having first and second branches, an arm positioned between the first and second branches of the clevis, a cylindrical pin connecting the clevis and the arm, at least one guide ring which has a flange configured to bear against an interior face of the first branch, an immobilizing system configured to occupy a free state and a blocked state in which the cylindrical pin and the guide ring are immobilized with respect to one another in the longitudinal direction, in both senses of that direction, and a blocking system configured to occupy an unfitted state and a blocked state in which the blocking system is in contact with the exterior face of the first branch.