What was found
RH FR40 CWB UPPER SKIN TENSION BOLT JUNCTION. MIDDLE FASTENER HOLE (SECOND FROM TOP) HAS MULTIPLE CRACK INDICATIONS THROUGHOUT HOLE. REAMED HOLE "B" (MIDDEL) AT FR 40 R/H 0.6140" IAW A300-600 SRM 57-10-24, FIG 206 SHEET#2, AND SRM 51-40-44. INSTALLED BOLT P/N: NSA5399-9-26A (1EA), BATCH# 0004384254, NUT P/N: ABS1831A9(1EA), BATCH# 0004114129. AT RH FR40 MIDDLE HOLE SKIN, IAW A300-600 SRM 51-40-21, SRM 57-10-24, SRM 51-40-00 AND SRM 51-49-00.