Service difficulty report · Panel · Boeing 7377H4

Difficulty date
January 2, 2019
Submitted
March 1, 2022
Operation
Air carrier
Aircraft
N274WN
Make and model
Boeing 7377H4
Aircraft serial
32529
Aircraft time
41,215 hours, 24,397 cycles
Part
Panel
Part number
521QB
Condition
Cracked
Location
Lh 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

LEFT WING LEADING EDGE PANEL 521QB IS CRACKED AT CORNER / REPAIRED CRACK AT CORNER ON LEFT WING LEADING EDGE PANEL 521QB IAW SRM 57-41-01-2R-0 + SRM 51-70-05-2R-6. DAMAGE WAS BEYOND ALLOWABLE LIMITS IAW SRM 57-41-01-1A-1 PARA 4.D.(5)(6)1). DELAM CAN NOT CAUSE DAMAGE TO GLASS FIBER PLIES. 80733U 07FEB19

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