# SDR FDEA2020011640123

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 14, 2020
- Submitted: January 16, 2020
- Operation: Air carrier
- Aircraft: [N721FD](https://openairdocs.org/aircraft/N721FD), registered now
- Make and model: Airbus A300 B4-622R
- Registry model: [Airbus A300 B4-622R](https://openairdocs.org/model/airbus-a300-b4-622r) (OpenAirDocs)
- Aircraft serial: 477
- Aircraft time: 50,631 hours, 27,253 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: A5397826720800
- 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/FDEA2020011640123

## Discrepancy

BULK CARGO COMPARTMENT FLOORBEAM UPPER SURFACE IS CORRODED BS 67 - BS 67, BL29 RBL39 REMOVED AND REPLACED CROSSBEAM IAW SRM 51-40-21

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