# SDR IPXA2020090960020

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 24, 2020
- Submitted: September 9, 2020
- Operation: Air carrier
- Aircraft: [N290UP](https://openairdocs.org/aircraft/N290UP), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48456
- Aircraft time: 104,154 hours, 19,575 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Stringer
- Part number: APB74741
- Condition: Cracked
- Location: Stringer 45
- 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/IPXA2020090960020

## Discrepancy

INSPECTION TYPE: 2C CENTER WING TANK STRINGER NR 45 IS CRACKED AT STA XCW= -17.0.  REPAIRED CRACKED CENTER WING TANK STRINGER NR 45 BETWEEN STA XCW= -4.250 TO XCW= -29.5, IAW SRM 57-10-03 REPAIR 1 FIG. 201 (MAJOR).

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