Service difficulty report · Angle · Boeing 7377H4

Difficulty date
September 3, 2019
Submitted
March 16, 2022
Operation
Air carrier
Aircraft
N420WN
Make and model
Boeing 7377H4
Aircraft serial
29825
Aircraft time
61,359 hours, 36,009 cycles
Part
Angle
Condition
Cracked
Location
Lt Wing
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

PRODUCTION REQUEST. REFERENCE DEFECT NO. Y106446. EXTERNAL UPPER FRONT SPAR WEB ANGLE AT IFSS 120 HAS 2EA. CRACK INDICATIONS. / REMOVED AND REPLACED EXTERNAL FWD SPAR WEB UPPER ATTACH ANGLE AT IFSS 120 IAW SRM 51-40-02-0G-0 AND BOEING DWG 112A2003 REV E.

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