Service difficulty report · Retainer · Boeing 74744AF

Difficulty date
April 11, 2026
Submitted
April 24, 2026
Operation
Air carrier
Aircraft
N575UP
Make and model
Boeing 74744AF
Aircraft serial
35664
Aircraft time
63,822 hours, 10,023 cycles
Part
Retainer
Part number
D52B130411
Condition
Cracked
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

CRACKED RETAINER, NR 2 ENG RT T/R TRANSLATING COWL UPPER TEE TRACK HINGE PIN CRACKED. IAW AMM 70-50-00-912-034, REV 116 REPLACED THE RETAINER.

More about the Boeing 747-44AF