# SDR FDEA200911254166

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 25, 2009
- Submitted: November 25, 2009
- Operation: Air carrier
- Aircraft: [N934FD](https://openairdocs.org/aircraft/N934FD), registered now
- Make and model: Boeing 757-21B
- Registry model: [Boeing 757-21B](https://openairdocs.org/model/boeing-757-21b) (OpenAirDocs)
- Aircraft serial: 24331
- Aircraft time: 50,153 hours, 32,684 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Support
- Part number: 146N542513
- Condition: Corroded
- Location: Zone 100
- 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/FDEA200911254166

## Discrepancy

AFT CARGO STA 1200 TO STA 1220, LBL 10 INTERCOSTAL TO FLOOR SUPPORT PLATE   CORRODED.  CORROSION REMOVED IAW SRM 51-10-02 REV 98. EVALUATED AND FOUND EXCEED LIMIT IAW SRM 53-00-04 FIG 101 REV 98.   MATERIAL REMOVED = 0.016", MATERIAL THICKNESS = 0.040", MATERIAL REMAINED = 0.024".  INTERCOSTAL SUPPORT PLATE FABRICATED IAW PL 146N5425 SHT 1 REV. - AND PL 146N5425 REV F. INTERCOSTAL SUPPORT PLATE PART MARKED IAW GMM 7-0-1001. INTERCOSTAL REMOVED AND REPLACED IAW SRM 51-40-02 REV. 98.  REPAIR IS CLASSIFIED AS MINOR IAW GMM 6-2-100 CRITERIA.

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