What was found
DURING C-11 CHECK MAINTENANCE DISCOVERED TWO CRACKED FITTINGS, 6.5 INCHES IN LENGTH, AT LEFT WING, OUTBOARD TRAILING EDGE FLAP, CENTER OUTBOARD AFT FLAP SUPPORT TRACK. MAINTENANCE REMOVED AND REPLACED BOTH AFT FLAP TRACK FITTINGS AT THE LEFT WING, OUTBOARD TRAILING EDGE FLAP, CENTER OUTBOARD AFT FLAP SUPPORT TRACK IAW B757-200 SRM 51-40-02-00 POS 7D FIG 12 PAR 4B FIGS 3, 6, AND 7.