Service difficulty report · Transition Panel · Boeing 737990ER

Difficulty date
June 11, 2024
Submitted
July 9, 2024
Operation
Air carrier
Aircraft
N423AS
Make and model
Boeing 737990ER
Aircraft serial
35206
Aircraft time
40,365 hours, 12,721 cycles
Part
Transition Panel
Part number
143A7501
Condition
Corroded
Location
Fwd Cargo
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

FWD CARGO L/H TRANSITION FS 500-500C+15 HAS AREAS OF CORROSION. GROUNDED - YES. REMOVED DAMAGE, FOUND TO BE OUT OF LIMITS. REPAIRED IAW B737-900 SRM 53-00-53-2R-5W= 2IN O= .040 R= 0.031 L= 1IN D= 0.009.