# SDR ASAA2025030556867

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 5, 2025
- Submitted: March 27, 2025
- Operation: Air carrier
- Aircraft: [N530AS](https://openairdocs.org/aircraft/N530AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 36578
- Aircraft time: 50,500 hours, 14,850 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Transition Panel
- Part number: 146A750231
- Condition: Corroded
- Location: Zone 100
- 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/ASAA2025030556867

## Discrepancy

AFT CARGO L/H TRANSITION HAS CORROSION STA 727B TO 787. GROUNDED - YES. REMOVED DAMAGE TRANSITION FOUND TO BE OUT OF LIMITS, REMOVED AND REPLACED TRANSITION IAW B737-800 SRM 53-00-53-2R-5 W 1 O 0.040 R 0 L 3 D 0.040.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.