What was found
EXFOLIATED CORROSION ON LT IB CABIN SEAT TRACK CENTER AREA BS 360+10'. 8-17<[01] PARTIALLY INSTALLED SEAT TRACK AT MAIN CABIN CENTER AREA LEFT SIDE FROM STA 360 THRU STA 480 PER B737-700 SRM 51-40-02-0G AND DRAWING 143A5300 (PERFORMED BY J.R. 21437);[02] EVALUATED EXFOLIATED CORROSION AT AREA; MATERIAL LOSS 0.055' MAXIMUM ALLOWED TO BE REMOVED FROM CENTERLINE 0.040' FOUND TO BE OUT OF LIMITS. REF B737 SRM 53-00-52-1A-1. REMOVED AND REPLACED LT IB CABIN SEAT TRACK ; WL 208.1 AS PER SRM 51-40-02-0G-0 AND DRAWING 143A5300;[03] RII -- VERIFIED STEPS 1 AND 2.