# SDR IPXA2021012764974

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 7, 2021
- Submitted: January 27, 2021
- Operation: Air carrier
- Aircraft: N270UP
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48576
- Aircraft time: 63,331 hours, 17,145 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Longeron
- Part number: N6A67137
- Condition: Corroded
- Location: Cac
- 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/IPXA2021012764974

## Discrepancy

INSPECTION TYPE: 2C LONGERON 47 LT HAS CORROSION AT STA 6-90 AND 6-100.  REPAIRED CORRODED LONGERON 47 LT BETWEEN STA. 6-70 TO 6-100, IAW SRM 53-00-05 REPAIR 1 FIG 201 & 202. (MAJOR)

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