SDR ASAA2017091622028

Service difficulty report · Transition Panel · Boeing 737890

Difficulty date: September 16, 2017
Submitted: September 26, 2017
Operation: Air carrier
Aircraft: N587AS
Make and model: Boeing 737890
Aircraft serial: 35684
Aircraft time: 38,048 hours, 11,099 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Transition Panel
Part number: 146A750231
Condition: Corroded
Location: Bs 727-790
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 CARGO BAY, LT TRANSITION PANEL UPPER AND LOWER SURFACES, SEVERAL AREAS CORROSION, BS 727 - 790, LBL 20 - 20.5. ACFT GROUNDED. REMOVED THE CORROSION IAW SRM 53-00-53. FOUND TO BE OUT OF LIMITS. REMOVED THE TRANSISTION PANEL AND FABRICATED A NEW TRANSITION PANEL IAW SRM 53-00-53-2R-5, REPAIR 5. ALODINED AND PRIMED IAW SRM 51-20-01 AND INSTALLED IAW SRM 53-00-53-2R-5, REPAIR 5.