# SDR KCSA202509251169

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 25, 2025
- Submitted: September 25, 2025
- Operation: Air carrier
- Aircraft: [N782CK](https://openairdocs.org/aircraft/N782CK), registered now
- Make and model: Boeing 747-4HQF
- Registry model: [Boeing 747-4HQF](https://openairdocs.org/model/boeing-747-4hqf) (OpenAirDocs)
- Aircraft serial: 37304
- Aircraft time: 51,825 hours, 8,490 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Longeron Fitting
- Condition: Cracked
- Stage of operation: IN
- How discovered: E
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/KCSA202509251169

## Discrepancy

ONE CRACK WAS FOUND AT LT LONGERON EXTENSION FITTING.

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