Service difficulty report · Support · Boeing 737990

Difficulty date
February 23, 2016
Submitted
March 9, 2016
Operation
Air carrier
Aircraft
N319AS
Make and model
Boeing 737990
Aircraft serial
33679
Aircraft time
46,130 hours, 17,707 cycles
Part
Support
Part number
146A7502
Condition
Corroded
Location
Bs 727-727f
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 AT LT BS 727+4 TO 727F+6 CORRODED IN SEVERAL SPOTS. ACFT GROUNDED. REMOVED CORROSION LT TRANSITION PANEL BS 727+4 TO BS 727F+6 IAW SRM 51-10-02. ORIGINAL THICKNESS IS .040" IAW BAC 1496-377. REMOVED .040", REMAINING .000. TRANSITION PANEL OUT OF LIMITS IAW SRM 53-00-53-1A, FIG 103, DETAIL D. REMOVED TRANSITION PANEL IAW SRM 51-40-02. FABRICATED NEW TRANSITION PANEL REPAIR SECTION IAW SRM 53-00-53-2R. ALODINE TREATED & PRIMED NEW TRANSITION REPAIR SECTION IAW SRM 51-20-01. INSTALLED NEW TRANSITION PANEL REPAIR SECTION IAW SRM 51-40-02. REMOVED DOT.