Service difficulty report · Transition Panel · Boeing 737990

Difficulty date
May 9, 2018
Submitted
May 24, 2018
Operation
Air carrier
Aircraft
N307AS
Make and model
Boeing 737990
Aircraft serial
30015
Aircraft time
60,292 hours, 23,855 cycles
Part
Transition Panel
Part number
143A7501
Condition
Corroded
Location
Cargo Bay
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

FORWARD CARGO COMPARTMENT RIGHT HAND TRANSITION PANEL STATION 500A-500H IS CORRODED. GROUNDED - YES. REMOVED CORROSION FROM STA 500F - 9 TO 500H ORIG THICKNESS .040 REMOVED .002 REMAINING .038 AND FOUND TO BE WITHIN LIMITS AND REPAIRED IAW SRM 53-00-5-1A-2. REMOVED CORROSION FROM STA 500A TO 500F-9 ORIG THICKNESS .040 REMOVED .010 REMAINING .030 AND FOUND TO BE OUT OF LIMITS. REPAIRED AND INSTALLED IAW SRM 53-00-53, BAC DWG 143A7500 REV - AND SRM 51-40-02 PO 883991.1.