Service difficulty report · Skin · Boeing 7377H4

Difficulty date
March 4, 2023
Submitted
April 11, 2023
Operation
Air carrier
Aircraft
N280WN
Make and model
Boeing 7377H4
Aircraft serial
32533
Aircraft time
52,163 hours, 31,377 cycles
Part
Skin
Condition
Cracked
Location
Zn 300 Stabilize
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 LH HORIZONTAL STABILIZER LOWER IN-SPAR SKIN AT STATION 193.90 RIB; 16.000 INCH FROM FRONT SPAR; INBD SIDE OF RIB. CRACK LENGTH IS 1.000 INCH 2023-180641<[01] REFER TO FAULT TTG8Q00J970N WHERE EA 23-155-00972 WAS ADDED AS A SUBTASK;[02] TASK CARD COMPLETE AND CERTIFIED AS RII.

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