SDR ASAA2022110840806

Service difficulty report · Transition Panel · Boeing 737890

Difficulty date: November 8, 2022
Submitted: November 18, 2022
Operation: Air carrier
Aircraft: N570AS
Make and model: Boeing 737890
Aircraft serial: 35185
Aircraft time: 57,346 hours, 17,103 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Transition Panel
Part number: 146A7502
Condition: Corroded
Location: Bs 727f-807
Stage of operation: IN
How discovered: V
Nature of condition: O
Precautionary procedure: K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

AFT CARGO LT TRANSITION, PANEL, UPPER SURFACE HAS CORROSION BETWEEN BS 727F & 807. GROUNDED - YES. REMOVED CORROSION ORIG, .042"REMOVED .006"REMAINING .034".FOUND TO BE OUT OF LIMITS REMOVED DAMAGED TRANSITION PNL. FABD LOCATED, DRILLED ALODINED, PRIMED & INSTALLED NEW TRANSITION PNL P/N: BAC1496-377 PO 1034622.1 IAW B737-800 SRM 51-10-02 SRM 53-00-53-1A-2, SRM 53-00-53-2R-5 & SRM 53-60-53-0I-2TOOL #T8224KCAL DUE 17/OCT/23.