# SDR ASAA2015121414484

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 14, 2015
- Submitted: December 30, 2015
- Operation: Air carrier
- Aircraft: [N626AS](https://openairdocs.org/aircraft/N626AS), registered now
- Make and model: Boeing 737790
- Aircraft serial: 30793
- Aircraft time: 50,452 hours, 22,479 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Transition Panel
- Part number: 146A7502
- Condition: Corroded
- Location: Bs 727-747
- 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/ASAA2015121414484

## Discrepancy

AFT CARGO LT TRANSITION PANEL FROM BS 727 TO 787 HAS CORROSION NUMEROUS SPOTS. ACFT GROUNDED.  REMOVED CORROSION ON AFT PIT LT TRANSITION PANEL IAW SRM 51-10-02.  FROM BS 727- BS 747 ORIGINAL THICKNESS IS .040, REMOVED .010, REMAINING THICKNESS IS .030 OUT OF LIMITS.  R & R DAMAGED SECTION IAW SRM 53-00-53-2R-5 FROM BS 747-BS 787, ORIGINAL THICKNESS IS .040, REMOVED .002, REMAINING .038 FOUND TO BE IN LIMITS IAW SRM 53-00-53.  ALODINED & PRIMED IAW SRM 51-20-01 & TOPCOAT IAW AMM 51-21-74 APPLIED CIC IAW SOPM 20-41-02.

---
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.