# SDR IPXA2021020265237

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 12, 2021
- Submitted: February 3, 2021
- Operation: Air carrier
- Aircraft: [N255UP](https://openairdocs.org/aircraft/N255UP), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48404
- Aircraft time: 88,229 hours, 19,093 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Longeron
- Part number: A6A70271
- Condition: Corroded
- Location: Cac Comp.
- 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/IPXA2021020265237

## Discrepancy

INSPECTION TYPE:2CSTA. 6-60 TO 6-81, LONGERON 51 L/H IS CORRODED.REPAIRED CORRODED LONGERON 51 L/H BETWEEN STA. 6-60 TO 6-81 IAW SRM 53-00-05 REPAIR 1 FIG. 201. (MAJOR)

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