# SDR UIEA00024

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 2, 2000
- Submitted: June 21, 2000
- 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
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Condition: Cracked
- Location: Fuselage
- Part time: 75,258 hours
- 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/UIEA00024

## Discrepancy

FOUND CRACK FROM FRAME WEB AT STATION 1265 RIGHT WL 199 CRITICAL HOLE FASTENER.  STOP DRILLED CRACK, INSTALLED A STEEL FRAME WEB DOUBLER, INTERCOSTAL DOUBLER AND ATTACH ANGLE PER AMOC TO PARAGRAPH A AND C OF AD2000-02-01.  (M)

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