# SDR UPS07M51258

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 29, 2007
- Submitted: December 7, 2007
- Operation: Air carrier
- Aircraft: [N291UP](https://openairdocs.org/aircraft/N291UP), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48477
- Aircraft time: 45,846 hours, 5,703 cycles
- System (JASC): [5347 · Fuselage, Seat/Cargo Attach Fittings](https://openairdocs.org/jasc/5347)
- Part: Seat Track
- Condition: Corroded
- Location: Fuselage
- 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/UPS07M51258

## Discrepancy

INSPECTION TYPE:C CABIN - CORROSION ON SEAT TRACK CROWN & CHANNEL AT STA 999-1079.  CORROSION REMOVED PER SRM 51-21-01 VII R35.  ORG THK: 0.100", MATL REMN: 0.047" (CHANNEL).  FOUND EXCEED LIMIT.  DAMAGED SEAT TRACK SECTIONAL CUT OUT BETWEEN STA 969 - STA 1089 X=-8 & REMOVED PER SRM 51-31-01 VII R35.  HFEC INSP C/O PER DAC NDTSPM R13 06-10-01.001 ON CUT OUT AREA FOUND NO CRACK.  NEW SEAT TRACK & SPLICE FAB, INSTL SRM 51-31-01 VII R35 & SRM 53-70-00 VI FIG 1R35.

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