What was found
WHILE TAXING IN AT DFW, RIGHT SIDE INBOARD AFT BRAKE OVERHEAT, TEMP AT '7". WHEN BRAKE ROSE TO UNAFE LIMIT DISCONTINUED TAXI. REFERRED TO QRH AND CALLED OPS. CREW REQUESTED FIRE AND RESCUE TO MEET A/C. FIRE AND RESCUE VISUALLY INSPECTED THE BRAKE AND LANDING GEAR ASSY. BRAKE WAS INTACT, APPEARED NORMAL. MAINTENANCE FOUND #7 MLG WHEEL RUBBING #7 MLG BRAKE. REMOVED AND REPLACED #7 BRAKE PER KAC AMM 32-41-08. OPS NORMAL NO DRAGGING. HOT BRAKE INSPECTION COMPLIED WITH 05-51-14, ALL STEPS COMPLETE. AIRCRAFT RETURNED TO SERVICE.