# SDR USAA990465

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 9, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N619AU
- Make and model: Boeing 757-2B7
- Registry model: [Boeing 757-2B7](https://openairdocs.org/model/boeing-757-2b7) (OpenAirDocs)
- Aircraft serial: 27198
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Intercostal
- Condition: Corroded
- Location: Bs 1650-1660
- Part time: 19,522 hours
- 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/USAA990465

## Discrepancy

CLT - DURING C-4 CHECK, FOUND 20 INCH OF HEAVY CORROSION ON UPPER SURFACE OF INTERCOSTAL BETWEEN STATION 1640 TO 1660 AT BL 0.  CORROSION TASK NR C53-252-03, C53-251-03, CORROSION LEVEL 2.  INSTALLED NEW INTERCOSTAL PER 757-200 SRM 51-10-00.  (M)

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