# SDR UPS07M50382

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 8, 2007
- Submitted: August 6, 2007
- Operation: Air carrier
- Aircraft: [N260UP](https://openairdocs.org/aircraft/N260UP), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48418
- Aircraft time: 54,799 hours, 9,865 cycles
- System (JASC): [5514 · Horizontal Stabilizer Miscellaneous Structure](https://openairdocs.org/jasc/5514)
- Part: Structure
- Condition: Corroded
- Location: Horiz Stab
- 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/UPS07M50382

## Discrepancy

INSPECTION TYPE:C RIGHT HORIZONAL STAB NR 36 BARREL NUT BORE FOUND CORRODED.  CORROSION AT BARREL NUT BORE REMOVED PER SRM 51-21-01 V2 R38 BOTTOM REM BLEND OUT 0.110" DEEP BORE REAMED 0.2538" DIA REM BLEND OUT 0.090" FOUND EXCEEDING EO LIMITS.  BORE REAMED TO 2.602" & BOTTOM BORED DOWN FURTHER 0. 080" PER EN1364-07.  BARREL NUT BORE BLEND OUT & BOTTOM PERIPHERY SMOOTHEN & PR PROTECTED.  BARREL NUT BORE REP C/OUT IS ACCEPTABLE PER EN1364.07.

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