# SDR ASAA2022100840469

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 8, 2022
- Submitted: October 27, 2022
- Operation: Air carrier
- Aircraft: [N569AS](https://openairdocs.org/aircraft/N569AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35184
- Aircraft time: 56,215 hours, 16,898 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Transition Panel
- Part number: 143A7501188
- Condition: Corroded
- Location: Fwd Cargo
- 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/ASAA2022100840469

## Discrepancy

FWD PIT R/H TRANSITION PANEL FROM STA 500H TO 500I HAS CORROSION. GROUNDED - YES. REMOVED DAMAGE FROM FWD PIT R/H TRANSITION PANEL FROM STA 500H TO 500I IAW B737-800 SRM 53-00-53-1A-2 STEP 4.A ORIGINAL THICKNESS IS .040 IAW B737-800 SRM 53-30-53-0I-2 TABLE 2REMOVED .010REMAINING THICKNESS IS .030AND IS FOUND TO BE OUT OF LIMITS IAW B737-800 SRM 53-00-53-1A-2 STEP 4.A.(1).(A) TOOL# T8224L DUE DATE 15/OCT/22REPAIRED FWD PIT TRANSITION PANEL FROM STA 500D+10 TO 500I USING MATERIAL BAC1496-444 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.