SDR ASAA2022081839633

Service difficulty report · Transition Panel · Boeing 737900ER

Difficulty date: August 18, 2022
Submitted: August 25, 2022
Operation: Air carrier
Aircraft: N270AK
Make and model: Boeing 737900ER
Aircraft serial: 44111
Aircraft time: 18,660 hours, 6,060 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Transition Panel
Part number: 146A750241
Condition: Corroded
Stage of operation: IN
How discovered: 9
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 L/H AFT TRANSITION PANEL IS CORRODED. GROUNDED - YES. PERFORMED SURFACE BLEND REMOVED CORROSION, STA 727K+6 - 727L+6 FOUND TO BE OUT OF LIMITS REPAIRED SECTION, ALL OTHER AREAS FOUND TO BE WITHIN LIMITS, RESTORED FINISH IAW B737-900 SRM 53-00-53-2R-5 SRM 53-00-53-1A-2W 6" O .040 R .039 L 6' D .001.

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