# SDR IPXA2017040115714

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 23, 2017
- Submitted: April 3, 2017
- Operation: Air carrier
- Aircraft: [N420UP](https://openairdocs.org/aircraft/N420UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 23907
- Aircraft time: 28,364 hours, 18,776 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Intercostal
- Part number: 141N514015
- Condition: Corroded
- Location: Bs 297-324
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2017040115714

## Discrepancy

INSPECTION TYPE: C-15, LT DRAIN PAN INTERCOSTAL BELOW L1 DOOR HAS SEVERAL AREAS OF CORROSION.   REMOVED AND REPLACED THE INTERCOSTAL IAW DWG 141N5140, REV E, AND SRM 51-40-02.

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