What was found
CORROSION AROUND FASTENER AT BS 887+17, BL 0, WL 306.5 ON FUSELAGE SKIN UNDER DORSAL FIN. REMOVED ONE FASTENER IAW SRM 51-40-02. REMOVED CORROSION. PERFORMED VISUAL INSPECTION WITH A 10- POWER MAGNIFYING GLASS IAW SRM 51-10-02, PARAGRAPH 15 A 6 A. NO ADDITIONAL DAMAGE NOTED. HFEC INSPECTED SKIN BLENDOUT AREA IAW NDTM P6; 51-00-00, PROC 23. NO DISCREPANCIES NOTED. INSPECTED OPEN HOLE IAW NDTM P6, 51-00-00, PROC 16. NO CRACKS NOTED. UT INSPECTED SKIN BLENDOUT AREA IAW NDTM P4; 51-00-00, PROC 2. FOUND OUT OF LIMITS IAW SRM 53-00-01-1A-1, FIG 103, DETAIL D. INSTALLED ONE FASTENER ON EA 21-153-02635-WIP1.