# SDR CALA2026080218145

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 28, 2026
- Submitted: August 3, 2026
- Operation: Air carrier
- Aircraft: [N73299](https://openairdocs.org/aircraft/N73299), registered now
- Make and model: Boeing 737824
- Aircraft serial: 34005
- Aircraft time: 59,102 hours, 21,722 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: 147A5504
- 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/CALA2026080218145

## Discrepancy

FOUND CORROSION OUT OF LIMITS ON FLOORBEAM BS 947.5, RBL 51.   REPAIRED THE DAMAGED FLOORBEAM IAW SRM 53-70-51-2R-5.

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