# SDR FDEA202506241038

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 24, 2025
- Submitted: June 24, 2025
- Operation: Air carrier
- Aircraft: [N934FD](https://openairdocs.org/aircraft/N934FD), registered now
- Make and model: Boeing 757-21B
- Registry model: [Boeing 757-21B](https://openairdocs.org/model/boeing-757-21b) (OpenAirDocs)
- Aircraft serial: 24331
- Aircraft time: 63,481 hours, 41,269 cycles
- System (JASC): [5347 · Fuselage, Seat/Cargo Attach Fittings](https://openairdocs.org/jasc/5347)
- Part: Seat Track
- Part number: 144N50234
- 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/FDEA202506241038

## Discrepancy

UNDER CABIN FLOOR PNL. 242MAF, AROUND MANY SCREWHOLES HAVE SURFACE   CORROSION, ON FLOOR STRUCTURE. REMOVED CORROSION, FOUND TO BE OUT OF LIMITS IAW SRM 53-00-51-1A. REMOVED AND   REPLACED SEAT TRACK FLANGE RBL 24.5 STA. 900-1080 AND FABRICATED SEAT TRACK FLANGE   IAW DWG. 144N5023, PART MARK PER GMM 7-1-1001, MAJOR REPAIR.

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