Service difficulty report · Skin · Boeing 777222

Difficulty date
January 9, 2025
Submitted
January 13, 2025
Operation
Air carrier
Aircraft
N779UA
Make and model
Boeing 777222
Aircraft serial
26941
Aircraft time
100,028 hours, 18,643 cycles
Part
Skin
Part number
143W23312
Condition
Cracked
Location
Zone 100
Stage of operation
IN
How discovered
O
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

SUPPORT TASK - EA 5330-07074 REV B OP 001 STEP 3, CRACK FOUND ON L/H FUSELAGE SKIN. ACCOMPLISH EA 5310-07557 OP1 AND OP2 FOR MODIFICATION. FUSELAGE LH SKIN AT STA 993-1035 BETWEEN STR-35L AND STR-37L MODIFICATION WITH DOUBLER AND REPAIR FILLER INSTALLATION AS PER EA 5310-07557 REV B OP 014.