# SDR CALA2026040715140

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 2, 2026
- Submitted: April 7, 2026
- Operation: Air carrier
- Aircraft: [N37290](https://openairdocs.org/aircraft/N37290), registered now
- Make and model: Boeing 737824
- Aircraft serial: 31601
- Aircraft time: 67,150 hours, 25,079 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/CALA2026040715140

## Discrepancy

AFTER REMOVAL OF THE AFT WET AREA DAMAGED FLOOR SUPPORT,  FOUND CORROSION UNDER GALLEY HARD POINT FITTING. FLOORBEAM BS 947,  RBL 50.  REPAIRED THE AFT WET AREA FLOORBEAM AT BS 947 BTW RBL 50 TO LBL 50.

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