# SDR CALA2017041400966

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 12, 2017
- Submitted: April 14, 2017
- Operation: Air carrier
- Aircraft: [N13113](https://openairdocs.org/aircraft/N13113), registered now
- Make and model: Boeing 757224
- Aircraft serial: 27555
- Aircraft time: 83,932 hours, 20,524 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Intercostal
- Part number: 146N54255
- 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/CALA2017041400966

## Discrepancy

CORROSION FOUND IN AFT CARGO COMPT BILGE INTERCOSTAL BETWEEN BS1320 AND 1340 LBL11 VALUATED CORROSION ON AFT CARGO INTERCOSTAL BTWN BS1320 & 1340 LBL 11. FOUND TO BE OUT OF ALLOWABLE LIMITS IAW SRM 53-00 -04 FIG 101 DETAIL 2. REMOVED AND REPLACED INTERCOSTAL IAW SRM 51-40-02 PAR 4 AND 7 FIGS 3,8 AND 12.

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