# SDR DU4R2007166

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 9, 2007
- Submitted: September 25, 2007
- Operation: Air carrier
- Filed by: [AAR Aircraft Services, LLC, repair station DU4R141M](https://openairdocs.org/faa-repair-station/DU4R141M/aar-aircraft-services-llc.md) (OpenAirDocs)
- Aircraft: [N6711M](https://openairdocs.org/aircraft/N6711M), registered now
- Make and model: Boeing 757232
- Aircraft serial: 30483
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Condition: Corroded
- Location: Bs 1640
- 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/DU4R2007166

## Discrepancy

FOUND FLOORBEAM CORRODED AT BS 1640 BL-0 RBL-4, W/L 208.1.  REPAIRED BY CUTTING OUT CORRODED AREA.  FABRICATED AND INSTALLED FLOORBEAM 29-3/4” FROM BAC1505-100617/7075-T73 AND 2 REPAIR ANGLES 35 BY 1/4 BY 2-1/4 FROM 7075-T6 .063 AND 2 ANGLES 41” BY 1-1/4 BY 2-1/4 FROM 7075-T6 .063 IAW B757 SRM 53-00-51 FIG 201, 51-20-01.

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