Service difficulty report · Skin · Boeing 7377H4

Difficulty date
March 13, 2026
Submitted
April 7, 2026
Operation
Air carrier
Aircraft
N473WN
Make and model
Boeing 7377H4
Aircraft serial
33832
Aircraft time
71,468 hours, 42,748 cycles
Part
Skin
Condition
Cracked
Location
Zone 300
Stage of operation
IN
How discovered
V
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

ONE CRACK NOTED ON LT HORIZONTAL STABILIZER LOWER SKIN BS 193.90, 10.5' FROM FWD EDGE; L: 0.3'. CRACKED WAS FOUND TO BE OUT OF LIMITS; REMOVED DAMAGE AND REPAIRED IAW SRM 55-10-01-2R-11.

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