# SDR FDEA200911113926

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 11, 2009
- Submitted: November 11, 2009
- Operation: Air carrier
- Aircraft: [N921FD](https://openairdocs.org/aircraft/N921FD), registered now
- Make and model: Boeing 757-23A
- Registry model: [Boeing 757-23A](https://openairdocs.org/model/boeing-757-23a) (OpenAirDocs)
- Aircraft serial: 24924
- Aircraft time: 68,004 hours, 21,149 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Crease Beam
- Part number: BAC151555318
- Condition: Corroded
- Location: Bs 1240-1280
- 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/FDEA200911113926

## Discrepancy

RT CREASE BEAM STA 1240-1280 CORRODED.  REMOVED CORROSION IAW SRM 53-60-13 ORIGINAL THICKNESS - .070", AFTER REWORK - .060", .010" MATERIAL REMOVED. FOUND TO BE OUT OF LIMITS IAW SRM 53-60-13, DETAIL 1.   REMOVED CREASE BEAM IAW SRM 51-40-02. FABRICATED NEW CREASE BEAM IAW DWG BAC1515/18, REV B, FROM MATERIAL BAC1515-553/18, BATCH 3 0001699249.   TREATED AND PRIMED IAW SRM 51-20-02. PAINTED IAW AMM 51-21-00-7. INSTALLED NEW CREASE BEAM 2 BS 1180-1290, RBL 63, IAW SRM 51-40-01. THIS REPAIR IS CLASSIFIED AS A CAT "A" MAJOR REPAIR.

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