# SDR FDEA201010134041

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 13, 2010
- Submitted: October 13, 2010
- Operation: Air carrier
- Aircraft: [N943FD](https://openairdocs.org/aircraft/N943FD), registered now
- Make and model: Boeing 757-2G5
- Registry model: [Boeing 757-2G5](https://openairdocs.org/model/boeing-757-2g5) (OpenAirDocs)
- Aircraft serial: 23929
- Aircraft time: 64,335 hours, 22,005 cycles
- Engine: Rroyce RB211*
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: 146N51101
- Condition: Corroded
- Location: Bs 1660
- 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/FDEA201010134041

## Discrepancy

MAIN CARGO COMPARTMENT FLOORBEAM UPPER CHORD HAS CORROSION ENTIRE LENGTH  BS 1660 CHECKED LIMITS STA 1660 FLOORBEAM AT LBL 55 TO RBL 59. L=6.0 W = 2.0 AND D =.038, FOUND TO BE OUT OF ALLOWABLE LIMITS IAW SRM 53-00-51 .   R & R STA 1660 FLOORBEAM IAW SRM 51-40-02 ,  FABRICATED NEW FLOORBEAM  MAT TYPE  BAC 1518-338 BATCH N 1922127  IAW DWG 146N5090. THIS IS A MAJOR REPAIR.

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