# SDR ASAA2025012255759

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 22, 2025
- Submitted: February 6, 2025
- Operation: Air carrier
- Aircraft: [N459AS](https://openairdocs.org/aircraft/N459AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 36352
- Aircraft time: 38,181 hours, 11,907 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: 143A524035
- Condition: Cracked
- 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/ASAA2025012255759

## Discrepancy

AREA ABOVE CENTER SECTION WING BOX AT STA 540, BL 0, FLOOR PANEL SUPPORTS (LEFT/RIGHT) CRACKED. GROUNDED - YES. REMOVED AND REPLACED 2 FLOOR PANEL SUPPORTS IAW B737-900ER SRM 51-40-02-0G-0 & 51-40-05-0G-0.

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