Service difficulty report · Skin · Boeing 7377H4

Difficulty date
October 20, 2022
Submitted
November 16, 2022
Operation
Air carrier
Aircraft
N400WN
Make and model
Boeing 7377H4
Aircraft serial
27891
Aircraft time
70,388 hours, 41,619 cycles
Part
Skin
Condition
Cracked
Location
Horizontal Stab
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

CRACK INDICATION FOUND ON RT HORIZONTAL STABILIZER LOWER SKIN PANEL AT STAB STA 193.9 RIB AND 8.750 INCH. FROM FRONT SPAR. INBOARD SIDE OF RIB. CRACK LENGTH = 0.5 INCH. PERFORMED REPAIR ON THE LOWER SKIN IAW SRM 55-10-01-2R-11, REPAIR 11.

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