# SDR UIEA200200069

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 18, 2002
- Submitted: February 18, 2003
- Operation: Air carrier
- Aircraft: [N528MC](https://openairdocs.org/aircraft/N528MC), registered now
- Make and model: Boeing 747-2D7B
- Registry model: [Boeing 747-2D7B](https://openairdocs.org/model/boeing-747-2d7b) (OpenAirDocs)
- Aircraft serial: 22472
- System (JASC): [5753 · Trailing Edge Flaps](https://openairdocs.org/jasc/5753)
- Part: Fitting
- Part number: 65B020617
- Condition: Damaged
- Location: Nr 4 Mid 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/UIEA200200069

## Discrepancy

DURING CURRENT C-CHECK AT IAI, FOUND NR 4 INBOARD MID FLAP CARRIAGE SUPPORT RIB FITTING WITH ELONGATED MOUNT HOLES.  HOLES OVERSIZED TO OBTAIN A CLEAN ROUND HOLE.  PERFORMED OPEN HOLE E/C CHECK TO INSURE CRACK FREE CONDITION.  NO CRACKS FOUND.  FABRICATED REPAIR SLEEVES.  INSTALLED INTERFERENCES SLEEVES PER STANDARD SRM PRACTICES AS REQUIRED.  PRIME PAINTED AREA.  REINSTALLED REMOVED PARTS WITH OVERSIZED FASTENERS PER APPLICABLE INSTRUCTIONS.  FITTING P/N 65B02061-7. (M)

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