Service difficulty report · Tee Angle · Boeing 75724APF

Difficulty date
April 7, 2026
Submitted
April 24, 2026
Operation
Air carrier
Aircraft
N454UP
Make and model
Boeing 75724APF
Aircraft serial
25475
Aircraft time
43,406 hours, 22,422 cycles
Part
Tee Angle
Part number
149N770115
Condition
Corroded
Location
Zone 100
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 WTB LOWER FAIRING PANEL LANDING CHORD AT STA. 1220 HAS EXFOLIATED CORROSION. REMOVED EXFOLIATED CHORD FROM AFT WTB LOWER FAIRING AREA AT STA 1220 BTW RBL 30 AND LBL 30 REF B757 SRM 51-40-02-0G-0. INSTALLED 1 E/A NEW PART CHORD TEE P/N 149N7701-36 B/N 0004479451 AFT WTB LOWER FAIRING AREA AT STA 1220 BTW RBL 30 AND LBL 30 I.A.W B757-200 SRM 51-40-02-0G-0.

More about the Boeing 757-24APF