# SDR DALA12013225653

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 17, 2012
- Submitted: November 20, 2012
- Operation: Air carrier
- Aircraft: [N553NW](https://openairdocs.org/aircraft/N553NW), registered now
- Make and model: Boeing 757251
- Aircraft serial: 26500
- Aircraft time: 33,653 hours, 13,612 cycles
- 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: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA12013225653

## Discrepancy

CORROSION ON TOP OF FLOORBEAM BS 1640 FROM LBL 20 TO RBL 10.  REPAIRED FLOORBEAM IAW SRM 53-00-51, FIG 201, REPAIR 3.

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