What was found
AIRCRAFT IN BASE VISIT: ELONGATED FASTENER HOLE AND APPROX. 1" X .5" X .050" CORRODED AREA ON STRINGER 41L, FR 28. CUTOUT DAMAGED SECTION OF STRINGER. FABRICATED AND INSTALLED REPAIR PARTS FROM FR 27 + 11" TO FR 28 + 7.25" IAW SRM 53-21-13-300-004, PAR 2A, FIG 001.