SDR ASAA2015073112871

Service difficulty report · Transition Panel · Boeing 737790

Difficulty date: July 31, 2015
Submitted: August 25, 2015
Operation: Air carrier
Aircraft: N613AS
Make and model: Boeing 737790
Aircraft serial: 30163
Aircraft time: 53,531 hours, 24,214 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Transition Panel
Part number: 146A7502
Condition: Corroded
Location: Bs 727e-807
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 TRANSITION PANEL CORRODED BS 727E-BS 787, LBL 24. ACFT GROUNDED. REMOVED CORROSION ON TRANSITION PANEL AT BS 527E-BS 787, LBL 24 ORIGINAL THICKNESS .040, REMOVED .006,034, REMAINING FOUND TO BE OUT OF LIMITS IAW SRM 53-00-543-1A-2,4A TOOL T82252, REMOVED TRANSITION PANEL FROM BS 727E-807, LBL 24, FABRICATED NEW SECTION AND INSTALLED IAW SRM 53-00-43-2R-5 DOT REMOVED PO 843790.6.