# SDR UPS08M51531

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 18, 2007
- Submitted: January 25, 2008
- Operation: Air carrier
- Aircraft: [N293UP](https://openairdocs.org/aircraft/N293UP), registered now
- Make and model: Doug MD-11
- Registry model: [Doug MD-11](https://openairdocs.org/model/mcdonnell-douglas-md-11) (OpenAirDocs)
- Aircraft serial: 48473
- Aircraft time: 53,125 hours, 7,143 cycles
- System (JASC): [5713 · Wing, Longeron/Stringer](https://openairdocs.org/jasc/5713)
- Part: Stringer
- Condition: Cracked
- Location: Rt Wing
- 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/UPS08M51531

## Discrepancy

INSPECTION TYPE:C RT WING UPPER STRINGER END NR 12 SUSPECT CRACK AS MARKED, THRU TANK ACCESS NR 635BT, RHW UPPER STRINGER NR 12 ATTACHED SPLICE REMOVED FOR ACCESS.  HFEC INSP C/O PER DAC NDT SPM R13, 06-10-01.001 AND FOUND CRACK END APPROX 8".  CRACK AREA SLOTTED OUT PER SRM 57-20-00 FIG 10 V.I R35.  HFEC INSP C/O PER DAC N DT SPM R13,06-10-01.001 ON SLOTTED OUT AREA AND FOUND NO CRACK EVIDENT NEW REPAIR ANGLES FAB AND INSTALLED PER SRM 51-33-01 AND SRM 57-20-00.

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