Service difficulty report · Fitting · Boeing 75724APF

Difficulty date
May 3, 2026
Submitted
July 14, 2026
Operation
Air carrier
Aircraft
N428UP
Make and model
Boeing 75724APF
Aircraft serial
25459
Aircraft time
33,368 hours, 22,897 cycles
Part
Fitting
Part number
113N288414
Condition
Gouged
Location
Zone 600 Flap
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

DURING RIG CHECK OF THE RH AFT INBD FLAP (MAIN FLAP IN EXTENDED POSTION), AFT FLAP INBD TRACK ROLLER ATTACH FITTING OUTBD FACE FOUND WITH GOUGE DAMAGE. INSTALLED INBD CARTRIDGE ASSEMBLY AT INBD FLAP RT WING IAW CMM 57-53-44 AND 57-53-43.

More about the Boeing 757-24APF