# SDR DU4R20200615045

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 15, 2020
- Submitted: June 15, 2020
- Operation: General aviation
- Filed by: [AAR Aircraft Services, LLC, repair station DU4R141M](https://openairdocs.org/faa-repair-station/DU4R141M/aar-aircraft-services-llc.md) (OpenAirDocs)
- Aircraft: [N403YK](https://openairdocs.org/aircraft/N403YK), registered now
- Make and model: Boeing 737436
- Aircraft serial: 25842
- Aircraft time: 56,726 hours, 38,951 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: BAC1496364
- Condition: Corroded
- Location: Bs 520-540
- 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/DU4R20200615045

## Discrepancy

FORWARD LOWER CARGO COMPARTMENT R/H SIDE STR 26R FLOOR SUPPORT PROFILE HAS CORROSION BETWEEN BS 520-540

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