# SDR UIEA200800039

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 8, 2008
- Submitted: February 21, 2008
- Operation: Air carrier
- Aircraft: N537MC
- Make and model: Boeing 747271C
- Aircraft serial: 22403
- Aircraft time: 99,164 hours, 19,468 cycles
- System (JASC): [5711 · Wing Spar](https://openairdocs.org/jasc/5711)
- Part: Spar
- Condition: Delaminated
- Location: Rt Wing
- 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/UIEA200800039

## Discrepancy

EVIDENCE OF DELAMINATION AND CRACKING ON LEADING EDGE TO FRONT SPAR UPPER SURFACE PANEL APPROX WS 380.  REPAIRED IAW SRM 51-40-12.


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