# SDR DALA2021061803319

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 17, 2021
- Submitted: June 18, 2021
- Operation: Air carrier
- Aircraft: [N663DN](https://openairdocs.org/aircraft/N663DN), registered now
- Make and model: Boeing 757232
- Aircraft serial: 24992
- Aircraft time: 83,772 hours, 38,682 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Condition: Corroded
- Location: Bs 1382-1400
- 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/DALA2021061803319

## Discrepancy

SHIP 663 CORROSION ON FLOOR STRINGERS RBL 2.90 STA 1382-1440, LBL 7.55 STA 1404-1411 AND RBL 7.55 STA 1415-1417 AT AFT CARGO COMPARTMENT (IN REF NRC:00424). CORRECTIVE ACTION: SUMMARY NRC 00826 CORROSION LEVEL 2:STRINGERS RBL 2.90, RBL 7.55 AND LBL 7.55 ON STA 1345 TO 1445 WERE REPLACED PER B-757-200 SRM. (1843656)

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