# SDR UPS07M50815

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 10, 2007
- Submitted: October 5, 2007
- Operation: Air carrier
- Aircraft: [N289UP](https://openairdocs.org/aircraft/N289UP), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48455
- Aircraft time: 75,126 hours, 12,047 cycles
- System (JASC): [5753 · Trailing Edge Flaps](https://openairdocs.org/jasc/5753)
- Part: Hinge
- Condition: Corroded
- Location: Te Flap
- 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/UPS07M50815

## Discrepancy

INSPECTION TYPE:C LEFT O/B FLAP I/B HINGE (FLAP MOUNTED) PIVOT LUG I/B BORE & SPOT FACES FOUND CORROSION AS MARKED.  CORROSION REMVD FROM AFFECTED AREAS & FOUND EXCEED LIMITS PER CMM57-52-0 4 PG 621-622 R58.  ORG DIA 1.139" THK 0.497" FINAL DIA 1.189" THK 0.490" MATERIAL REVMD 0.007" MAX ALLOWED DIA 1.150" MIN ALLOWED THK 0.450".  FPI C/O ON REWORK AREA, FOUND NO CORR & CRACK.  FLAP PEENING C/O BUSHING FAB, HEAT TREATED & INSTALLED PER EN1506-07.

---
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.