Service difficulty report · Frame · Boeing 74745EF

Difficulty date
July 29, 2026
Submitted
July 30, 2026
Operation
Air carrier
Aircraft
N485MC
Make and model
Boeing 74745EF
Aircraft serial
30607
Aircraft time
113,499 hours, 20,012 cycles
Part
Frame
Condition
Cracked
Location
Zone 100
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

1EA CRACK FOUND ON BS 1000 STR 38R - STR 39R APPROX 0.750". CHORD CRACK AREA REPAIRED AS PER ATLAS AIR EO 4453A506 REV 10 PART 4. NO FURTHER DEFECTS NOTED.

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