# SDR UPS08M53171

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 6, 2008
- Submitted: August 26, 2008
- Operation: Air carrier
- Aircraft: N283UP
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48484
- Aircraft time: 53,491 hours, 10,475 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Longeron
- Condition: Corroded
- Location: Bs 1561-1601
- 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/UPS08M53171

## Discrepancy

INSPECTION TYPE:C CTR CARGO STA 1561 TO 1601 BILGE AREA LONGERON 48 RT FOUND CORRODED.  LONGERON CORR CLEANED, FOUND EXCEED LIMIT AT STA 1571-1591 L48R AS PER SRM 53-00-01 FIG 4 VOL I REV 40.  THICKNESS REMAINED 0.034 INCH, ORIG THICKNESS 0.100", MATERIAL REMOVED 0.066".  CORR LONG I BEAM SPLICE CUT AT STA 1571 & 1591 L48R & HFEC INSP NO CRACK EVIDENT.  REPAIR PART FAB & INSTALLED PER SRM 53-10-00 FIG 2 VOL I REV 40.

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