Service difficulty report · Doubler · Boeing 75724APF

Difficulty date
March 14, 2026
Submitted
April 6, 2026
Operation
Air carrier
Aircraft
N437UP
Make and model
Boeing 75724APF
Aircraft serial
25468
Aircraft time
32,154 hours, 21,139 cycles
Part
Doubler
Part number
311N504658
Condition
Corroded
Location
Zone 400
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

MAJOR REPAIR, NR 2 PYLON INTERNAL AREA BETWEEN PANELS 443CR AND 443BR HAVE CORROSION. COMPLIED WITH EO-97012-REQ1 AND VT-MAE EA 757-5450-27-A4401, REV -

More about the Boeing 757-24APF