# SDR CALA2013062500447

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 24, 2013
- Submitted: June 26, 2013
- Operation: Air carrier
- Aircraft: [N57863](https://openairdocs.org/aircraft/N57863), registered now
- Make and model: Boeing 757-33N
- Registry model: [Boeing 757-33N](https://openairdocs.org/model/boeing-757-33n) (OpenAirDocs)
- Aircraft serial: 32587
- Aircraft time: 40,347 hours, 12,655 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: 1192877
- Condition: Corroded
- Location: Bs 1640
- 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/CALA2013062500447

## Discrepancy

AFT ZONE 250, WET AREA FLOORBEAM AT BS 1640, LBL 3 AND RBL 3 HAS CORROSION AT NUT CLIP  HOLES.  FABRICATED REPAIR ANGLES, TREATED AND PRIMED TOP COATED AT STA 1640, LBL 0 IAW SRM 53-00-51, 51-20-01.

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