# SDR IPXA2021102675341

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 23, 2021
- Submitted: October 27, 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): [5710 · Wing Main, Frame Structure](https://openairdocs.org/jasc/5710)
- Part: Stringer
- Part number: APB74701
- Condition: Cracked
- Location: Center 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/IPXA2021102675341

## Discrepancy

INSPECTION TYPE:3CCENTER WIN TANK STRINGER #41 IS CRACKED AT SGTA. XCW= -81.REPAIRED CRACKED CENTER WING TANK STRINGER #41 BETWEEN STA. XCW= -69 TO XCW= -112 IAW VT-SAA EA 011-5710-01-A9389 REV. I/R AND UPS EO MD11-5710-81811-A. (MAJOR) REF FAA FORM 8100-9 BY P. LAU (AR-830967) DATED 10/22/2021.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.