# SDR DALA2020012200575

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 21, 2020
- Submitted: January 24, 2020
- Operation: Air carrier
- Aircraft: [N581NW](https://openairdocs.org/aircraft/N581NW), registered now
- Make and model: Boeing 757351
- Aircraft serial: 32982
- Aircraft time: 61,967 hours, 20,480 cycles
- System (JASC): [5321 · Fuselage Floor Panel](https://openairdocs.org/jasc/5321)
- Part: Doubler
- Condition: Corroded
- Location: Bs 1681
- 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/DALA2020012200575

## Discrepancy

CORROSION ON PREVIOUS DOUBLER REPAIR STA 1681 FROM LBL 20 TO LBL 43 AT AFT PAX CABIN DECK PLATE. CORRECTIVE ACTION: PREVIOUS DOUBLER REPLACED PER B757-300 SRM 53-60-51-R2-2.

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