# SDR 0202946730

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 15, 2002
- Submitted: September 23, 2002
- Operation: Air carrier
- Aircraft: N630US
- Make and model: Boeing 747-2J9F
- Registry model: [Boeing 747-2J9F](https://openairdocs.org/model/boeing-747-2j9f) (OpenAirDocs)
- Aircraft serial: 21668
- Aircraft time: 69,823 hours, 15,816 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Condition: Corroded
- Location: Fuselage
- 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/0202946730

## Discrepancy

DURING "H" CHECK FOUND CORROSION ON THE TOP AFT FLANGE OF FLOORBEAM AT BS 1920 FROM BL 0 TO LBL 54 AND BL 0 TO RBL 58.  REPAIRED PER EA 67-192359.

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