Service difficulty report · Transition Panel · Boeing 737890

Difficulty date
April 5, 2018
Submitted
April 10, 2018
Operation
Air carrier
Aircraft
N559AS
Make and model
Boeing 737890
Aircraft serial
35178
Aircraft time
42,977 hours, 12,800 cycles
Part
Transition Panel
Part number
146A750231
Condition
Corroded
Location
Cargo Bay
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 COMPARTMENT RT TRANSITION PANEL IS CORRODED STA 727F TO 727J. GROUNDED - YES. BLENDED CORROSION FROM THE RT ZEE CHANNEL IN THE AFT PIT FROM BS-727F - 727J. (ORIGINAL MATERIAL WAS .040; .006 MAT REMOVED; .034 REMAINS) FOUND TO BE OUT OF LIMITS PER SRM 53-00-53, FIG 103, DETAIL "D". FABRICATION OF REPAIR PARTS ON N/R 22343, CARD G0977843. PARTS REMOVED AND INSTALLED ON N/R 22094, CARD G0977594.