Service difficulty report · Transition Panel · Boeing 737890

Difficulty date
April 18, 2024
Submitted
May 28, 2024
Operation
Air carrier
Aircraft
N508AS
Make and model
Boeing 737890
Aircraft serial
35691
Aircraft time
56,824 hours, 16,876 cycles
Part
Transition Panel
Part number
146A7502
Condition
Corroded
Location
Bs 727i-827
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

AFT PIT LH TRANSITION PANEL IS CORRODED @ STA727I+14 TO STA827. GROUNDED - YES. REMOVED DAMAGE FROM AFT PIT L/H TRANSITION PANEL @ STA 727I +14 TO STA 827 IAW B737-800 SRM 53-00-53-1A-2.2.D. ORIG. THICKNESS: .040 IAW B737-800 SRM 53-60-53-IO-2. 100% MAT LOSS AND IS FOUND TO BE OUT OF LIMITS IAW B737-800 SRM 53-00-53-1A-2. REPAIRED TRANSITION PANEL IAW B737-800 SRM 53-00-53-2R-5 DOT REMOVED.