# SDR UPS07M50104

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 10, 2007
- Submitted: July 5, 2007
- Operation: Air carrier
- Aircraft: [N288UP](https://openairdocs.org/aircraft/N288UP), registered now
- Make and model: Doug MD-11
- Registry model: [Doug MD-11](https://openairdocs.org/model/mcdonnell-douglas-md-11) (OpenAirDocs)
- Aircraft serial: 48540
- Aircraft time: 49,281 hours, 7,576 cycles
- System (JASC): [5510 · Horizontal Stabilizer Structure](https://openairdocs.org/jasc/5510)
- Part: Structure
- Condition: Corroded
- Location: Horizontal Stab
- 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/UPS07M50104

## Discrepancy

INSPECTION TYPE:C RT HORIZONTAL STABILIZER BARREL NUT NR 20 FOUND BORE CORRODED.  CORROSION AT BARREL NUT BORE REMOVED, REMAINING BLEND OUT FOUND EXCEEDING LIMITS.  DVI C/OUT FOUND NO CORROSION.  BARREL NUT BORE BLEND OUT VOID AND BOTTOM PERIPHERY RADIUSED SMOOTHENED AND PROTECTED.  REPAIR SLEEVE BUSHING FAB AND PROTECTED.  PR1422 B1/2 SEALANT APPLIED AT BLEND OUT VOID AND REPAIR SLEEVE BUSHING INSTALLED.  REWORK AREA PAINTED.

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