# SDR DALA2021062503451

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 25, 2021
- Submitted: June 25, 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): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Crease Beam
- Condition: Corroded
- Location: Bs 940-960
- 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/DALA2021062503451

## Discrepancy

SHIP 663 CORROSION ON LH CREASE BEAM WEB BTW STA 940 TO 960 IN REF NRC 00652. CORRECTIVE ACTION:SUMMARY OF NRC 00832; CREASE BEAM WEB WAS REPLACED PER B-757-200 S.R.M. (1852431)

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