# SDR IPXA2023042192948

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 4, 2023
- Submitted: April 24, 2023
- Operation: Air carrier
- Aircraft: [N291UP](https://openairdocs.org/aircraft/N291UP), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48477
- Aircraft time: 79,580 hours, 14,459 cycles
- System (JASC): [5100 · Standard Practices/Structures](https://openairdocs.org/jasc/5100)
- Part: Stiffener
- Part number: ANB720313
- Condition: Cracked
- Location: L/H Wheel Well
- 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/IPXA2023042192948

## Discrepancy

INSPECTION TYPE:3C3RD VERTICAL STIFFENER FROM FRONT IN L/H MLG WHEEL WELL AFT CUTOUT IS CRACKED.REPLACED VERTICAL STIFFENER FROM FRONT END OF L/H MLG WHEEL WELL IAW SRM 51-35-01.

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