# SDR UPS07M51289

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 5, 2007
- Submitted: December 14, 2007
- Operation: Air carrier
- Aircraft: [N291UP](https://openairdocs.org/aircraft/N291UP), registered now
- Make and model: Doug MD-11
- Registry model: [Doug MD-11](https://openairdocs.org/model/mcdonnell-douglas-md-11) (OpenAirDocs)
- Aircraft serial: 48477
- Aircraft time: 45,846 hours, 5,703 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Longeron Splice
- Condition: Cracked
- Location: Bs 1535 L40l
- 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/UPS07M51289

## Discrepancy

INSPECTION TYPE:C CTR CARGO/AT STATION 1535 LONGERON 40 LT FOUND DOUBLER WITH SUSPICIOUS CRACKED AS MARKED.  HFEC C/O IAW DAC NDT SRM R13, PT06-10-01.001 ON CRACKED AREA.  CRACK CONFIRMED APPROX 1 INCH LONG.  CRACKED LONGERON SPLICE REMOVED.  NEW SPLICE FAB FROM EXTRUSION 1D1104-T150-T61511 PER SRM 53-15-01VIIIR 35 AND SRM 51-1 0-01 VIIR 35.  FPI C/O ON NEW SPLICE, FOUND NO CRACK EVIDENT.  NEW LONGERON SPLICE INSTALLED PER SRM 51-33-01 VIIR 35.

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