# SDR K11A2020020772403

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 21, 2020
- Submitted: February 7, 2020
- Operation: Air carrier
- Aircraft: [N724CK](https://openairdocs.org/aircraft/N724CK), registered now
- Make and model: Boeing 727225
- Aircraft serial: 20383
- Aircraft time: 63,550 hours, 48,673 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Condition: Corroded
- Location: Bs 620
- 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/K11A2020020772403

## Discrepancy

CORROSION ON MAIN DECK FLOORBEAM LOWER CHORD @ STA 620 LBL 6

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