Service difficulty report · Transition Panel · Boeing 737890

Difficulty date
January 10, 2019
Submitted
January 24, 2019
Operation
Air carrier
Aircraft
N519AS
Make and model
Boeing 737890
Aircraft serial
36482
Aircraft time
38,091 hours, 11,368 cycles
Part
Transition Panel
Part number
146A750233
Condition
Corroded
Location
Fuselage
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, LT TRANSITION PANEL HAS CORROSION IN 7 AREAS FROM STA 727F-727H. GROUNDED - YES. REMOVED CORROSION FROM TRANSITION PANEL IAW SRM 51-10-02 ORG. THICKNESS IS .040 IAW SRM 53-60-53 AT STA 727G+12 REMAINING THICKNESS IS .010 LOSS OF .030 WILL BE OUT OF LIMIT IAW SRM 53-00-53. *CUT OUT DAMAGE AREA FORM STA 727E+5 TO STA 727H + 15 IAW SRM 53-00-53-2R-5* MAT ID FOR TRANSITION FROM STA 727E+5 TO 727H+15 IS BAC 146-377 7075-T62 IAW SRM 53-00-53-2R-5*LOCATED AND DRILLED NEW REPAIR (FABRICATED) IAW SRM 53-00-53-2R-5*ALODINED AND PRIMED NEW REPAIR PARTS IAW SRM 53-53-2R-5*INSTALLED NEW REPAIR PARTS FROM STA 727E + 5 TO STA 727H +15 IAW SRM 53-00-53-2R-5.