KENNEDY SPACE CENTER, FLA. - Workers in the Orbiter Processing Facility measure the alignment of bearings on a rudder speed brake actuator. Actuators move an orbiter’s rudder, speed brake, elevons and main engines during flight.

KENNEDY SPACE CENTER, FLA. - Workers in the Orbiter Processing Facility measure the alignment of bearings on a rudder speed brake actuator. Actuators move an orbiter’s rudder, speed brake, elevons and main engines during flight.

KENNEDY SPACE CENTER, FLA. - Workers in the Orbiter Processing Facility measure the alignment of bearings on a rudder speed brake actuator. Actuators move an orbiter’s rudder, speed brake, elevons and main engines during flight.