# SDR DALA2020022101321

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 21, 2020
- Submitted: February 21, 2020
- Operation: Air carrier
- Aircraft: [N582NW](https://openairdocs.org/aircraft/N582NW), registered now
- Make and model: Boeing 757351
- Aircraft serial: 32981
- Aircraft time: 61,655 hours, 20,148 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Condition: Corroded
- Location: Bs 1660-1680
- 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/DALA2020022101321

## Discrepancy

(AIRCRAFT 5802, L/P 1498509) CORROSION ON FLOOR SUPPORT CHANNEL FROM STA 1660 TO 1680 AND LBL=55 AT PASSENGER FLOOR STRUCTURE. CORRECTIVE ACTION: REPLACED PER. B757-300 SRM 51-40-02 PAR. 4 AND 7 CORROSION LEVEL 2.

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