What was found
AFT CABIN OTBD GALLEY FITTNG AT STA 947; RBL49; WL208 HAS CORROSION AT BASE / REMOVED AFT CABIN OUTBD GALLEY FITTING STA 947; RBL49 WL208 IAW SRM 51-40-02-0G-0. REMOVED CORROSION AT INTERCOSTAL BETWEEN STA 967 AND STA 947 RBL49 IAW SRM 51-10-02-0G-0. ORIGINAL THICKNESS .200 AFTER BLEND .127 LOSS .073. FOUND TO BE OUT OF LIMITS PER SRM 53-70-51-1A-1 FIG 104. REMOVED AND REPLACED STA 967 AND 947 RBL 49 INTERCOSTAL IAW SRM 51-40-02-0G-0 AND BOEING DWG 197A5650 REV:- AND SRM 51-40-05-0G-0. CICED THE PART IAW AMM 1-21-91-620-802. REINSTALLED AFT CABIN OTBD GALLEY FITTING STA 947 RBL 49 WL208 IAW SRM 51-40-02-0G-0 P/N 147A5660-22.