SDR DALA2017072605762

Service difficulty report · Intercostal · Boeing 757232

Difficulty date: July 25, 2017
Submitted: July 28, 2017
Operation: Air carrier
Aircraft: N669DN
Make and model: Boeing 757232
Aircraft serial: 25142
Aircraft time: 83,092 hours, 38,081 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Intercostal
Condition: Corroded
Location: Bs 1620-1640
Stage of operation: IN
How discovered: 9
Nature of condition: O
Precautionary procedure: K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

AFT CARGO, BETWEEN BS 1620-1640, LBL 7, INTERCOSTAL WEB AND ATTACH ANGLE CORRODED. REMOVED AND REPLACED THE INTERCOSTAL IAW SRM 51040-02, PARA 4, AND DWG 146N5437, REV C, OUT OF LIMITS IAW SRM 53-00-04, ALLOWABLE DAMAGE 1. INSTALLED IAW DWG 146N5437.