# SDR FDEA202102220420

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 22, 2021
- Submitted: March 5, 2021
- Operation: Air carrier
- Aircraft: [N973FD](https://openairdocs.org/aircraft/N973FD), registered now
- Make and model: Boeing 757-200 SERIES
- Registry model: [Boeing 757-200 SERIES](https://openairdocs.org/model/boeing-757-200-series) (OpenAirDocs)
- Aircraft serial: 26151
- Aircraft time: 52,360 hours, 23,692 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: 144N50055
- Condition: Corroded
- Location: Zone 200
- 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/FDEA202102220420

## Discrepancy

MAIN CABIN FLOOR PANEL SUPPORT ANGLE UPPER SURFACE HAS AREAS OF CORROSION AT   BS 1055 BETWEEN BL0 AND LBL 24. ACCOMPLISH WITH FEDEX E.A.#:F-5310-T0359923 P1. TITLE: FUSELAGE - MAINFRAME - MAIN   CARGO FLOOR SUPPORT STA 1055 CORRODED,NEW PART FABRICATION - TEMPER   ALTERATION.

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