# SDR IPXA2020102161524

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 1, 2020
- Submitted: October 21, 2020
- 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: 81,348 hours, 16,717 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Longeron
- Part number: AGA7048503
- Condition: Corroded
- Location: Bs 1953
- 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/IPXA2020102161524

## Discrepancy

INSPECTION TYPE: 2C LOWER AFT CARGO LONGERON 40 RT IS CORRODED AT STA 1953.  REPAIRED CORRODED LONGERON 40 RT BETWEEN STA 1912 TO 1997.5, IAW SRM 53-00-05 REPAIR 1 FIG 201.  (MAJOR)

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