# SDR F3LA200300058

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 1, 2003
- Submitted: February 21, 2003
- Operation: Air carrier
- Aircraft: N303FL
- Make and model: Boeing 737-3M8
- Registry model: [Boeing 737-3M8](https://openairdocs.org/model/boeing-737-3m8) (OpenAirDocs)
- Aircraft serial: 25039
- Aircraft time: 35,592 hours, 16,191 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Intercostal
- Part number: 65479573
- 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/F3LA200300058

## Discrepancy

DURING C-4 CHECK, INSPECTION REPORTED AFT CARGO DOOR SILL CORRODED.  FOUND CORROSION BEYOND LIMITS PER SRM 53-60-15.  INSTALLED REPLACEMENT AFT CARGO DOOR SILL INTERCOSTAL PER SRM 53-60-15 AND 51-40-02.

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