# SDR UIEA200400106

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 1, 2004
- Submitted: June 30, 2004
- Operation: Air carrier
- Aircraft: [N527MC](https://openairdocs.org/aircraft/N527MC), registered now
- Make and model: Boeing 747-2D7B
- Registry model: [Boeing 747-2D7B](https://openairdocs.org/model/boeing-747-2d7b) (OpenAirDocs)
- Aircraft serial: 22471
- Engine: Ge CF650*
- System (JASC): [5210 · Passenger/Crew Doors](https://openairdocs.org/jasc/5210)
- Part: Door
- Part number: 65B0431128
- Condition: Cracked
- Location: R-4
- 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/UIEA200400106

## Discrepancy

R-4 DOOR LOWER AFT CORNER HAS 2 CRACKS, ONE CRACK IS 4 INCHES AND THE OTHER CRACK IS 3 INCHES, STA 1715, W/L 199.8.  CAUSE OF DAMAGE UNKNOWN.  CRACKS FOUND DURING VISUAL INSPECTION.  INSTALLED DOUBLER REPAIR IAW SRM.

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