# SDR IPXA11M66185

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 7, 2011
- Submitted: April 25, 2011
- Operation: Air carrier
- Aircraft: [N251UP](https://openairdocs.org/aircraft/N251UP), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48744
- Aircraft time: 43,384 hours, 8,664 cycles
- System (JASC): [5712 · Wing, Rib/Bulkhead](https://openairdocs.org/jasc/5712)
- Part: Rib
- Part number: REFDWGARB7405
- Condition: Cracked
- Location: Lws 737-772
- 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/IPXA11M66185

## Discrepancy

INSPECTION TYPE:4C, LT WING FWD UPPER RIB CRACKED APPROX 6 INCHES INSIDE FUEL TANK ACCESS PANEL 536CB.  REPAIR LT WING STR NR 10 BETWEEN XORS737-772 SRM 57-00-03 REPAIR 5 FIG.202

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