# SDR UPS07M49392

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 13, 2006
- Submitted: March 12, 2007
- Operation: Air carrier
- Aircraft: [N257UP](https://openairdocs.org/aircraft/N257UP), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48451
- Aircraft time: 50,198 hours, 9,090 cycles
- System (JASC): [5754 · Leading Edge Devices](https://openairdocs.org/jasc/5754)
- Part: Slat Track
- Condition: Cracked
- Location: Lt 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/UPS07M49392

## Discrepancy

INSPECTION TYPE:C LEFT WING 16 SLAT TRACK I/B RIB ASSY FOUND CRACKED AS MARKED.  LEFT WING 16 SLAT TRACK REMOVED PER AMM 27-80-30 R55.  LEFT WING 16 SLAT TRACK I/B RIB REMOVED PER SRM 51-31-01 V-II R38.  BOLT HOLES PICKED UP ONTO NEW RIB IAW DOUGLAS DWG ARB7565.  FASTENER HOLES PICKED UP ONTO NEW RIB PER SRM 51-31-01 V-II R38 & IAW DWG ARB7565.  LEFT WING 16 SLAT TRACK I/B NEW RIB INSTALLED PER SRM 51-31-01 V-II R38 & DWG ARB7565.

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