Service difficulty report · Stiffener · Boeing 7377H4

Difficulty date
April 23, 2019
Submitted
April 25, 2019
Operation
Air carrier
Aircraft
N401WN
Make and model
Boeing 7377H4
Aircraft serial
29813
Aircraft time
63,234 hours, 37,065 cycles
Part
Stiffener
Condition
Cracked
Location
Bs 663 Bulkhead
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

R/H MAIN LANDING GEAR W/W ON THE BS 633 BULKHEAD_VERTICAL STIFFINER AT RBL 25 HAS A 1.75" CRACK AT LOWER EDGE OF STIFFINER. R&R THE STIFFINER PER SRM

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