# SDR ASAA2025102462314

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 24, 2025
- Submitted: November 18, 2025
- Operation: Air carrier
- Aircraft: [N468AS](https://openairdocs.org/aircraft/N468AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41735
- Aircraft time: 41,930 hours, 13,131 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Crease Beam
- Part number: 146A591032
- 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/ASAA2025102462314

## Discrepancy

AT PASSENGER CABIN FLOOR STRUCTURE RT CREASE BEAM FROM STA.747 THRU STA.887 HAS CORROSION IN MULTIPLE SPOTS (SOME IS MARKED). GROUNDED - YES. REMOVED DAMAGE, FOUND TO BE OUT OF LIMITS IAW  SRM 53-60-13-1A-1, REPAIRED DAMAGE IAW EA 900ER-53EA-29536W: 1.5 O: 0.50 R: .026 L: 9 D: .024.

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