What was found
STR 21R CORRODED BETWEEN FS 349-FS 364. REMOVED RIVETS FROM STR 21R FROM FS 333-FS 379 IAW SRM 51-42-06-001-001-A01, 51-42-13-001-001-A01. RECEIVED NEW STR 21R, FS 333-379 PICKED UP ALL HOLES COMMON TO FUSELAGE SKIN, PICKED UP HOLES IN VERTICAL LEG OF STR 21R MINUS HOLES FOR BRACKET, SN 670-41524-5, REF SRMS 51-40-11-001-001-A01 AND DWG SH 670-31950. FINISHED PICKING UP HOLES IN STR 21R, FS 333-379 REF SRM 51-400-11-001-001-A01 AND DWG SH670-31350. INSTALLED FASTENERS IN SR 21R, FS 333-379 COMMON TO ACFT SKIN REF SRM 51-42-06-001-001-A01 AND DWG SH670-31-350. INSTALLED 4 EA LOCK FASTENERS COMMON TO FUSELAGE SKIN AT FS 333 IAW SRM 51-42-21-001-001-A01, DWG SH670-31950 AT STR 21R.