# SDR ASAA2024032048789

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 20, 2024
- Submitted: April 4, 2024
- Operation: Air carrier
- Aircraft: N320AS
- Make and model: Boeing 737990
- Aircraft serial: 33680
- Aircraft time: 67,425 hours, 27,297 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Support
- Part number: 147A5710U16
- Condition: Corroded
- Location: Bs 990 Lbl40
- 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/ASAA2024032048789

## Discrepancy

AFT WET AREA FLOOR SUPPORT STA 990 LBL 40 CORRODED. GROUNDED - YES. REMOVED DAMAGE WITH SURFACE BLEND FOUND TO BE OUT OF LIMITS REMOVED AND REPLACED WITH NEW ONE IAW B737-900 SRM 51-40-020-0G-0W= 1 O= .056 R= .027 L= 1 D= .029.

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