# SDR UIEA201000004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 30, 2010
- Submitted: February 18, 2010
- Operation: Air carrier
- Aircraft: [N408MC](https://openairdocs.org/aircraft/N408MC), registered now
- Make and model: Boeing 747-47UF
- Registry model: [Boeing 747-47UF](https://openairdocs.org/model/boeing-747-47uf) (OpenAirDocs)
- Aircraft serial: 29261
- Aircraft time: 47,704 hours, 7,409 cycles
- System (JASC): [5532 · Vertical Stabilizer, Plate/Skin](https://openairdocs.org/jasc/5532)
- Part: Skin
- Condition: Worn
- Location: Vertical Stab
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA201000004

## Discrepancy

PART 1-4 FOUND DAMAGE WEAR ON LT AND RT SIDE VERTICAL STAB SEAL INTERFACE SKIN AREA BETWEEN BS 2360-2390 AND BS 2521-2598 AND BS 2280- 2360.  BLEND OUT DAMAGE AREA IAW SRM 53-00-01 REV 53 RESIDUAL MATERIAL THICKNESS WITHIN ALLOWABLE DAMAGE, APPLY PROTECTIVE COATING AND PRIMER, CONDITION CHECK NORMAL AND JOB COMPLETED.

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