# SDR FDEA201810083043

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 8, 2018
- Submitted: November 13, 2018
- Operation: Air carrier
- Aircraft: [N916FD](https://openairdocs.org/aircraft/N916FD), registered now
- Make and model: Boeing 757-27B
- Registry model: [Boeing 757-27B](https://openairdocs.org/model/boeing-757-27b) (OpenAirDocs)
- Aircraft serial: 24137
- Aircraft time: 71,433 hours, 27,177 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Intercostal
- Part number: 141N51911
- 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/FDEA201810083043

## Discrepancy

EVIDENCE OF CORROSION ON UPPER SURFACE OF MAIN DECK FLOOR INTERCOSTAL BS 344 TO BS 364 BL 0. CORROSION REMOVED IAW SRM 51-10-02 REV 125 AND FOUND TO BE OUT OF LIMITS IAW SRM 53-00-51-1A REV 125. REPLACED INTERCOSTAL IAW SRM 51-40-02 AND DWG 141N5191 REV A.

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