# SDR AALA20171002002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 2, 2017
- Submitted: October 6, 2017
- Operation: Air carrier
- Aircraft: [N929AN](https://openairdocs.org/aircraft/N929AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 30078
- Aircraft time: 52,669 hours, 21,639 cycles
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- Part: Intercostal
- Part number: 6554862
- Condition: Corroded
- Location: Bs 1022 Bulkhead
- 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/AALA20171002002

## Discrepancy

CORROSION ON AFT PRESSURE BULKHEAD WATER SEAL INTERCOSTAL AT BS 1022, RBL 12.  REMOVED AND REPLACED INTERCOSTAL IAW SRM 51-40-02.

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