# SDR AALA202404090548

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 24, 2024
- Submitted: April 9, 2024
- Operation: Air carrier
- Aircraft: [N889NN](https://openairdocs.org/aircraft/N889NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 33314
- Aircraft time: 34,700 hours, 14,847 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Intercostal
- Part number: 147A7500U6
- Condition: Corroded
- Location: Zone 100 - Fuse
- 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/AALA202404090548

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: CORROSION ON AFT CARGO COMPARTMENT INTERCOSTAL FROM BS 927 TO BS 947, S27L. REPLACED INTERCOSTAL PER AARD 51-00-05-1.

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