We’re still collecting data for this aircraft. Routes appear once we’ve seen it fly enough times.
A loss of control of the airplane resulting from the movement of the rudder surface to its blowdown limit. The rudder surface most likely deflected in a direction opposite to that commanded by the pilots as a result of a jam of the main rudder power control unit servo valve secondary slide to the servo valve housing offset from its neutral position and overtravel of the primary slide.
Boeing B-737-300 · 132 fatalities