What was found
CLT FLT 1075 EN-ROUTE PHL TO CLT. ON APPROACH, A TRAILING EDGE FLAP DISAGREE EICAS MESSAGE WAS INDICATED. ALSO, THE TRAILING EDGE FLAPS STAYED AT 20 DEGREES WITH THE FLAPS SELECTED TO 25 DEGREES. THE CREW PERFORMED A GO-AROUND, AND THEN COMPLETED THE QRH CHECKLIST. AN ALTERNATE EXTENSION OF THE FLAPS TO 30 DEGREES WAS ACCOMPLISHED, WITH NO ROLL FELT. THE FLIGHT LANDED WITHOUT FURTHER INCIDENT. THE FLAPS RETRACTED NORMALLY AFTER LANDING. MAINTENANCE RESET TRIPPED OVERLOAD INDICATOR ON THE NUMBER SIX, RIGHT HAND OUTBOARD FLAP TRANSMISSION. FLAPS OPERATIONALLY CHECKED OK. ALSO, BITE CHECKED THE FSEU. NO FAULTS FOUND. OK FOR SERVICE.