Service difficulty report · Trunnion · Doug MD11F

Difficulty date
April 7, 2025
Submitted
April 7, 2025
Operation
Air carrier
Aircraft
N642FE
Make and model
Doug MD11F
Aircraft serial
48485
Aircraft time
78,320 hours, 19,269 cycles
Part
Trunnion
Part number
ACA37962
Condition
Cracked
Location
Zone 700
Stage of operation
IN
How discovered
E
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 HIGH FREQUENCY EDDY CURRENT ON TRIM OUT CRACK AREA ON RIGHT HAND NOSE LANDING GEAR TRUNNION FITTING FOUND EXISTING 03 EA CRACK ON CHORD APPROXIMATELY 0.3" LENGTH AS MARKED AT STATION 583. CRACKED CHORD (LONGERON) AT RIGHT HAND NOSE LANDING GEAR TRUNNION FITTING REMOVED AND REPLACED BETWEEN STATION 546 TO STATION 595 X = -24.00. CHORD (LONGERON) FABRICATED PER DOUGLAS DRAWING ACA 3796 REVISION A, REPAIR CLASSIFIED AS MAJOR PER GMM 6-2-100.

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