# SDR ASAA2025113063084

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 30, 2025
- Submitted: December 17, 2025
- Operation: Air carrier
- Aircraft: [N549AS](https://openairdocs.org/aircraft/N549AS), registered now
- Make and model: Boeing 737-8FH
- Registry model: [Boeing 737-8FH](https://openairdocs.org/model/boeing-737-8fh) (OpenAirDocs)
- Aircraft serial: 30824
- Aircraft time: 68,466 hours, 24,432 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: 147A56762
- 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/ASAA2025113063084

## Discrepancy

MAIN CABIN AFT WET AREA (SEC. 47) STA 947 TO STA 967 FLOOR SUPPORT AT RBL 16 HAS CORROSION ON THE UPPER SURFACE. GROUNDED - YES. REMOVED CORROSION ON FLOOR SUPPORT AT STA 951 RBL 16-RBL 24, LOST .018" OF MATERIAL. FOUND BEYOND LIMITS IAW SRM 53-70-51-1A-1, REMOVED AND REPLACED FLOOR SUPPORT,  PO 1138155.1 IAW SRM 51-40-02 & DWG 147A5650, REV: A.

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