# SDR DALA2020022861477

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 25, 2020
- Submitted: February 28, 2020
- Operation: Air carrier
- Aircraft: [N556NW](https://openairdocs.org/aircraft/N556NW), registered now
- Make and model: Boeing 757251
- Aircraft serial: 33392
- Aircraft time: 49,452 hours, 21,723 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Condition: Corroded
- Location: Bs 1010-1040
- 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/DALA2020022861477

## Discrepancy

(AIRCRAFT 5656, L/P 1505007) CORROSION ON FLOOR ANGLE FROM STA 1010 TO 1040 RBL 64 AT WING BOX. AMDS 2020-2396. CORRECTIVE ACTION: REPLACED PER B757-200 SRM 51-40-02-0G PAR 4 AND 7.

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