# SDR IPXA10M62492

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 27, 2010
- Submitted: September 13, 2010
- Operation: Air carrier
- Aircraft: [N258UP](https://openairdocs.org/aircraft/N258UP), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48416
- Aircraft time: 61,758 hours, 11,230 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Part number: A5A70361
- Condition: Corroded
- Location: Bs 1531 L52
- 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/IPXA10M62492

## Discrepancy

INSPECTION TYPE:1C, LOWER FUSELAGE AFT OF THE MLG CTR EXTERNAL SKIN BULGING AT STA 1581.000 APPROX.  REMOVED LONGERON 52 AND FABRICATED REPAIR LONGERON FROM STA Y5-05 TO Y 5-123.  INSTALLED REPLACEMENT LONGERON 52 FROM Y5-05 TO Y5-123 REF SRM 51-33-00, PG 30-31 AND SRM 51-33-01 PG 30-31 AND SRM 51-35-01.

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