# SDR 9808266612

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 16, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N612US
- Make and model: Boeing 747251B
- Aircraft serial: 20357
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Chord
- Condition: Corrosion
- Location: Bs 495-520
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/9808266612

## Discrepancy

DURING M-CHECK, FOUND CORROSION ON DIAGONAL FLOOR INTERCOSTAL UPPER CHORD CLIP NUT HOLES AT FS 495 TO 520, LBL 9 TO 40.  REPAIRED PER SRM 51-30-02.

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