# SDR ASAA2025011355647

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 13, 2025
- Submitted: February 4, 2025
- Operation: Air carrier
- Aircraft: [N514AS](https://openairdocs.org/aircraft/N514AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35193
- Aircraft time: 56,288 hours, 16,721 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Transition Panel
- Part number: 146A750252
- 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/ASAA2025011355647

## Discrepancy

AFT CARGO COMPARTMENT LEFT TRANSITION PANELS HAVE CORROSION. GROUNDED - YES. REMOVED CORROSION FROM THE AFT PIT, L/H TRANSITION PANEL AT STA 727B+10 TO 797 IAW B737-800 SRM 53-00-53-1A-2.2.D ORIG THICKNESS IS .040" IAW B737-800 SRM 53-60-53-01-2 TABLE 2 FOUND TO BE 100% MAT LOSS AND IS OUT OF LIMITS IAW B737-800 SRM 53-00-53-1A-2.4.A.(2). REPAIRED AFT PIT L/H TRANSITION FROM STA 727B+10 TO 797 USING BAC1496-377 7075-T62 IAW B737-800 SRM 53-00-53-2R-5

---
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.