Service difficulty report · Angle · Boeing 7377H4

Difficulty date
October 17, 2023
Submitted
November 30, 2023
Operation
Air carrier
Aircraft
N231WN
Make and model
Boeing 7377H4
Aircraft serial
32499
Aircraft time
59,061 hours, 35,386 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

CENTER WING REAR SPAR VAPOR BARRIER WEB UPPER SUPPORT FITTING AT STA 663; IMPROPERLY BUCKED RIVETS FOUND ON EXISTING REPAIR.<[01] REMOVED DAMAGE RIVETS AT CENTER WING REAR SPAR VAPOR BARRIER UPPER SUPPORT ANGLE EXISTING REPAIR FROM RBL5 TO RBL27; PERFORMED HFEC ON ALL OPEN HOLES; FOUND CRACK ON ANGLE SECTION; REMOVED DAMAGE REPAIR PARTS; FABRICATED; INSTALLED AND RESTORED AREA TO THE APPROVED CONFIGURATION PER SRM 57-10-10-2R-5.;[02] FINAL INSPECTION; VERIFIED STEP #1.

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