What was found
HEAVY CK COE / MAJOR REPAIR / LEVEL 2 CORROSION: RT AFT DOOR THRESHOLD OUTBOARD CHORD HAS CORROSION AROUND THE FASTENERS ON UNDERSIDE. ALSO FOUND LEVEL 2 CORROSION ON WEBS P/N S53671318212 (LENGTH 4", WIDTH 4", DEPTH .028") AT STRINGER 14R, FRAME 37 - 39 AND P/N S5367131318210 (LENGTH 4", WIDTH 4", DEPTH .028") AT STRINGER 14 R, FRAME 37-39 RT. FABRICATED AND REPLACED WEBS P/N S53671318212 AND P/N S5367131318210. REMOVED AND REPLACED CHORD WITH OEM PART.