Service difficulty report · None · Boeing 7377H4

Difficulty date
October 4, 2021
Submitted
November 1, 2021
Operation
Air carrier
Aircraft
N420WN
Make and model
Boeing 7377H4
Aircraft serial
29825
Aircraft time
66,751 hours, 39,284 cycles
Part
None
Condition
Cracked
Location
R/H Horiz. 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 IN SPAR RIB HSS 120.30 AT 19 INCHES OF FRONT SPAR AT RT HORIZONTAL STAB. INSTALLED REPAIR, ANGLE, T-SECTION, AND FILLER ON INSPAR RIB .

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