SDR SWAA2023082481747

Service difficulty report · Intercostal · Boeing 737752

Difficulty date: July 24, 2023
Submitted: August 24, 2023
Operation: Air carrier
Aircraft: N7843A
Make and model: Boeing 737752
Aircraft serial: 35786
Aircraft time: 53,221 hours, 28,366 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Intercostal
Part number: UNKNOWN
Condition: Corroded
Location: Zn 100 Fus Lower
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

CORROSION WEB - INTERCOSTAL LOCATED BETWEEN BS492 TO BS500A AND STR26R FWD CARGO COMPARTMENT 2023-461235<[01] REPLACED WEB - INTERCOSTAL LOCATED BETWEEN BS492 TO BS500A AND STR26R FWD CARGO COMPARTMENT IAW B737-700 SRM 51-40-02 AND DWG 143A0080; SHEET 33; REV -. A SEE INDIVIDUAL SIGN OFF BELOW;[02] REPLACED WEB - INTERCOSTAL LOCATED BETWEEN BS492 TO BS500A AND STR26R FWD CARGO COMPARTMENT IAW B737-700 SRM 51-40-02 AND DWG 143A0080; SHEET 33; REV -. A ; RII; SEE INDIVIDUAL SIGN OFF BELOW