Service difficulty report · Angle · Boeing 7377H4

Difficulty date
April 7, 2024
Submitted
May 9, 2024
Operation
Air carrier
Aircraft
N923WN
Make and model
Boeing 7377H4
Aircraft serial
36627
Aircraft time
52,310 hours, 31,812 cycles
Part
Angle
Part number
UNKNOWN
Condition
Cracked
Location
Zn 100 Fus Lower
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

WING CENTER SECTION REAR SPAR VAPOR BARRIER ATTACH ANGLE CRACKED AT STA. 663.75 AND RBL.10 APPROX.<[01] ACCOMPLISHED WING CENTER SECTION VAPOR BARRIER UPPER ANGLE REPAIR AT RBL 10 STA 663 REF 57-10-10-2R-5;[02] CORRECTION TO STEP 1: ACCOMPLISHED WING CENTER SECTION VAPOR BARRIER UPPER ANGLE REPAIR AT RBL 10 STA 663 REF SRM 57-10-10-2R-5;[03] VERIFIED STEP 2;[04] VERIFIED STEP 2

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