# SDR JR2R2019080822183

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 8, 2019
- Submitted: August 8, 2019
- Operation: General aviation
- Filed by: [AAR Aircraft Services Inc, repair station JR2R936K](https://openairdocs.org/faa-repair-station/JR2R936K/aar-aircraft-services-inc.md) (OpenAirDocs)
- Aircraft: N639CS
- Make and model: Boeing 7374Y0
- Aircraft serial: 26073
- Aircraft time: 61,382 hours, 35,375 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Condition: Corroded
- Location: Bs 967
- Part time: 61,382 hours, 35,375 cycles
- Stage of operation: IN
- How discovered: V
- Nature of condition: P
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/JR2R2019080822183

## Discrepancy

DURING ACCESS AND REMOVAL OF STRUCTURE FOR STA 947 FLOOR BEAM REPAIR, FOUND EXTENSIVE CORROSION ON STA 967 BEAM AT APPROXIMATE LBL25.

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