# SDR IPXA2021102275204

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 23, 2021
- Submitted: October 22, 2021
- Operation: Air carrier
- Aircraft: N259UP
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48417
- Aircraft time: 87,734 hours, 18,447 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Stringer
- Part number: APB7471
- Condition: Cracked
- Location: Center Aux Tank
- 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/IPXA2021102275204

## Discrepancy

INSPECTION TYPE:3CCENTER UPPER AUX TANK STRINGER 42 HAS  CRACKS BEWTEEN STA XCW=28.70 AND XCW=-57.REPAIRED CRACKED STRINGER 42 BEWTEEN STA XCW=28.70 AND XCW=-57 IAW DWG APB7471-1 AND MD-11 SRM 57-10-03 REPAIR 1 FIGURE201 REV 68. (MAJOR)

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