What was found
CORROSION FOUND ON SKID RAIL UPPER LH SUPPORT LOWER LH SUPPORT AND LOWER RH SUPPORT, MECHANICALLY REMOVED CORROSION LOCATED WHERE 21 NUTPLATES ARE LOCATED ON SKID RAIL UPPER LH SUPPORT P/N 6921010-3, LOWER LH SUPPORT P/N 6921010-5, AND LOWER RH SUPPORT P/N 6921010-6 IAW CESSNA 680 SRM 51-70-02. FOUND CORROSION BLENDS TO BE OUT OF LIMITS IAW CESSNA 680 SRM 51-70-02 EXCEEDING .002" OF MATERIAL REMOVED FROM NOMINAL THICKNESS. REPAIRED SKID RAIL PANEL LAND CORROSION PER NETJETS AQRD RFTS-116580 REV. 0, TITLED: "N339QS (680-0191) SKID RAIL CORROSION", DATED 28 MAR 26.