Service difficulty report · Transition Panel · Boeing 737990

Difficulty date
June 20, 2021
Submitted
July 9, 2021
Operation
Air carrier
Aircraft
N318AS
Make and model
Boeing 737990
Aircraft serial
30018
Aircraft time
59,227 hours, 23,692 cycles
Part
Transition Panel
Part number
146A750217
Condition
Corroded
Stage of operation
IN
How discovered
O
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 SPOTS OF CORROSION FROM STA 727C +8 TO 727 I. DOT:A167. GROUNDED - YES. INSTALLED REPAIR AFT CARGO L/H TRANSITION PANEL FROM STA 727+8 TO 727I. IAW B737-900 SRM 53-00-53-2R-5 4 E-N REMOVED DOT.