# SDR UPS07M50437

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 30, 2007
- Submitted: August 15, 2007
- Operation: Air carrier
- Aircraft: [N289UP](https://openairdocs.org/aircraft/N289UP), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48455
- Aircraft time: 75,126 hours, 12,047 cycles
- System (JASC): [5514 · Horizontal Stabilizer Miscellaneous Structure](https://openairdocs.org/jasc/5514)
- Part: Fitting
- 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/UPS07M50437

## Discrepancy

INSPECTION TYPE:C HORZ STAB CONSTANT SECTION BARREL NUT BORE LT NR 14 FOUND WITH CORROSION.  SPLICE FITTING REMOVED SRM 51-32-01 VII R38.  CORROSION AT BARREL NUT BORE REMOVED SRM 51-21-01 VII R38.  BORE REAMED TO 0.988" DIA REMAIN BLEND OUT 0.020" BORE BOTTOM REMAIN BLEND OUT 0.165" DEEP.  MATL REMAIN 0.040" FOUND EXCEED LIMIT PER EO MD11-5510-19409-L.  NEW FITTING INSTALLED SRM 51-38-01 VII R38.  FITTING, FILLET SEALED PER SRM 51-41-01VII R38.

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