Service difficulty report · Transition Panel · Boeing 737990ER

Difficulty date
June 19, 2024
Submitted
July 2, 2024
Operation
Air carrier
Aircraft
N409AS
Make and model
Boeing 737990ER
Aircraft serial
41733
Aircraft time
41,329 hours, 13,084 cycles
Part
Transition Panel
Part number
143A7501204
Condition
Corroded
Location
Bs 500h-500l
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

R/H TRANSITION PANEL STA 500H TO 500L IS CORRODED. GROUNDED - YES. R/H TRANSITION PNL STA 500H TO 500L REPAIRED IAW B737-900ER SRM 53-00-53-2R-6W .8 O .040 R .032 L 1.8 D .008.