# SDR ASAA2021093036339

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 30, 2021
- Submitted: October 20, 2021
- Operation: Air carrier
- Aircraft: [N557AS](https://openairdocs.org/aircraft/N557AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35176
- Aircraft time: 56,562 hours, 16,444 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Transition Panel
- Part number: 146A750234
- Part serial: UNK
- Condition: Corroded
- 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/ASAA2021093036339

## Discrepancy

AFT CARGO COMPARTMENT RH TRANSITION PANEL IS CORRODED AT APPROXIMATELY STA 727D+10 TO 727. DOT: C540. GROUNDED - YES. REMOVED DAMAGE R/H TRANSITION PANEL STA 727D+10 TO 727. ORIGINAL MAT: .040 REMOVED: .019 REMAINING: .021,FOUND TO BE OUT OF LIMITS PER B737-800 SRM 53-00-53-1A.2.4.A.(2). ;REPAIRED TRANSITION PANEL PER B737-800 SRM 53-00-53-2R-5.DOT REMOVED.

---
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.