Thrust reverser for turbojet engine

A thrust reverser for a turbojet engine, said turbojet engine being mounted on an engine nacelle pylon and having a center-line, comprising

• a fixed part, designed to be mounted on the turbojet engine so as to encircle the turbojet engine,
• a movable part, coaxial and mounted in translation with respect to the fixed part between a closed state and an extended state, the movable part being sealingly inserted against the fixed part by blocking an air outlet passage in the closed state, whereas the air outlet passage is freed up in the extended state, and
• a single actuating device including
• a beam, secured to the fixed part, extending axially along an outer surface of the fixed part,
• a slider, secured to the movable part, mounted in translation on the beam, and
• a driving device, configured to drive the movable part in translation with respect to the fixed part,
• wherein the beam or the slider comprises at least one stop taking the form of a protuberance protruding on a radially outer surface of said beam or slider and configured to have a clearance in the closed state with respect to said engine nacelle pylon.