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
Rt 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 RH UNDERWING LONGERON REPLACEMENT STEP 22.7 FOUND CR ACK,REFER NON-ROUTINE NO.9426165,ORIGINATED BY EMP V903051,AD 20 19-11-02 EA5310-06900 REV C . PERFORMED BY EMP V903318,FUS BS1035 RH UNDERWING LONGERON REPLAC EMENT STEP 22.7 FRONT SPAR LOWER CHROD REPAIRED AS PER SRM 57-10 -10 REPAIR 1 FIG 202 REV 84 AND ECRA 5343-01055 REV A ATT SWS FO R DETAIL.