# SDR CALA2026081718676

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 15, 2026
- Submitted: August 17, 2026
- Operation: Air carrier
- Aircraft: [N37518](https://openairdocs.org/aircraft/N37518), registered now
- Make and model: Boeing 737-9
- Registry model: [Boeing 737-9](https://openairdocs.org/model/boeing-737-9) (OpenAirDocs)
- Aircraft serial: 64495
- Aircraft time: 18,811 hours, 6,212 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: 147A5660U22
- 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/CALA2026081718676

## Discrepancy

CORROSION ON AFT WET AREA FLOOR SUPPORT, BS 947 - 967, WITH CORRODED AREA AROUND HARD POINT FITTING, RBL 50.  R & R FLOOR SUPPORT BETWEEN BS 947 - 967, RBL 50 IAW SRM 51-40-02-0G-0 & DWG 147A5650.

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