# SDR FDEA201005051464

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 5, 2010
- Submitted: May 6, 2010
- Operation: Air carrier
- Aircraft: [N925FD](https://openairdocs.org/aircraft/N925FD), registered now
- Make and model: Boeing 757-2B7
- Registry model: [Boeing 757-2B7](https://openairdocs.org/model/boeing-757-2b7) (OpenAirDocs)
- Aircraft serial: 27238
- Aircraft time: 54,416 hours, 19,908 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Condition: Corroded
- Location: Bs 1681.8
- 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/FDEA201005051464

## Discrepancy

MAIN DECK FLOORBEAM STA 1681.8, LBL39 UPPER CHORD HAS CORROSION AROUND   NUT PLATE.  REMOVED CORROSION FROM F/B STA 1681 IAW SRM 51-10-02. BLENDED AREA L=4.0" W=1.0, D=.019, ORIG MAT 156 REMAINING 137 OUT OF LIMITS IAW SRM 53-99-51, FIG 101, DET III.   REPAIRED FLOORBEAM STA 1681.8,  LBL 39 IAW SRM 53-00-51 FIG 201, REPAIR 2.  MAJOR REPAIR.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.