Service difficulty report · Transition Panel · Boeing 737890

Difficulty date
October 3, 2022
Submitted
October 14, 2022
Operation
Air carrier
Aircraft
N566AS
Make and model
Boeing 737890
Aircraft serial
35182
Aircraft time
57,542 hours, 16,985 cycles
Part
Transition Panel
Part number
143A7501
Condition
Corroded
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

RH TRANSITION PANEL FROM STA.500D - 500I BULKHEAD- CORROSION IN AND AROUND FASTENER HOLES.PREVIOUS BLENDED AREA REPAIR. (RED MARKED). GROUNDED - YES. REMOVED CORROSIONORIG THICKNESS=.040".REMOVED .010"REMAINING .030".FOUND TO BE OUT OF LIMITS IAW B737-800 SRM 53-00-53-1A.2REMOVED TRANSITION PNL,FAB'D LOCATED, DRILLED, ALODINED, PRIMED & INSTALLED NEW TRANSITION PNL P/N : BAC1496-444 PO 1033739.1 IAW B737-800 SRM 53-00-53-2R-5, AMM 51-21-41 & AMM 51-21-72.