# SDR CALA2013100800735

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 7, 2013
- Submitted: October 8, 2013
- Operation: Air carrier
- Aircraft: [N13227](https://openairdocs.org/aircraft/N13227), registered now
- Make and model: Boeing 737824
- Aircraft serial: 28788
- Aircraft time: 46,725 hours, 16,939 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Stiffener
- Part number: 148A248833
- Condition: Corroded
- Location: Fuselage
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2013100800735

## Discrepancy

TAIL SECTION APU COMPARTMENT AFT SIDE OF BULKHEAD STATION 1088, STIFFENER HAS CORROSION ON UPPER SURFACE AT WL 238 LBL12 TO RBL12 9" FROM COMP CEILING.  BLENDED OUT CORROSION & RESTORED FINISH IAW ECRA 5311-0163 REV A.

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