Service difficulty report · Longeron · Boeing 777222

Difficulty date
March 9, 2021
Submitted
March 10, 2021
Operation
Air carrier
Aircraft
N777UA
Make and model
Boeing 777222
Aircraft serial
26916
Aircraft time
100,487 hours, 17,907 cycles
Part
Longeron
Part number
111W22021
Condition
Cracked
Location
Lt Underwing
Stage of operation
IN
How discovered
9
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

FUS BS 1035 LH UNDERWING LONGERON REPLACEMENT-STEP 22.7 FOUND CRACK, REFER HAECO XMN NON-ROUTINE LOG PAGE 9426158, AD 2019-11-02 EA 5310-06900 REV C OP 011 - ORIGINATED BY EMP V903051. PERFORMED BY EMP V905787, FUS BS 1035 L/H UNDERWING LONGERON FRO NT SPAR LOWER CHORD CRACK AREA REPAIRED AS PER SRM 57-10-10 REPA IR 1 FIG 202 REV 84 AND ECRA 5710-02768 REV -.