# SDR 2002F01125

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 8, 2002
- Submitted: December 26, 2002
- Operation: Air carrier
- Aircraft: [N517AT](https://openairdocs.org/aircraft/N517AT), registered now
- Make and model: Boeing 757-23N
- Registry model: [Boeing 757-23N](https://openairdocs.org/model/boeing-757-23n) (OpenAirDocs)
- Aircraft serial: 27973
- Aircraft time: 22,668 hours, 7,098 cycles
- Engine: Rroyce RB211*
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- 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/2002F01125

## Discrepancy

DURING SCHEDULED INSPECTION, MAINTENANCE FOUND LEVEL 2 CORROSION ON TOP AND BOTTOM FORWARD EDGE OF FLOORBEAM TOP CAP AROUND FLOORBOARD ATTACH FORWARD BOLT HOLES.  FS 365, RBL 0 TO RBL 52, TM 99.  MAINTENANCE REPAIRED FLOORBEAM TOP CAP IAW SRM.

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