Service difficulty report · Stiffener · Boeing 7377H4

Difficulty date
March 2, 2020
Submitted
March 23, 2020
Operation
Air carrier
Aircraft
N947WN
Make and model
Boeing 7377H4
Aircraft serial
36924
Aircraft time
33,928 hours, 20,447 cycles
Part
Stiffener
Condition
Cracked
Location
Lt Horiz Stab
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

L/H HORIZ STAB; INSPAR RIB #5; HAS A CRACK INDICATION ON STIFFENER #3. / REPAIRED L/H HORIZ. STAB; INSPAR RIB #5; STIFFENER #3 PER SRM 55-10-09-2R-5. SEE WIP'S FOR OTHER WORK PERFORMED. REFERENCE NON-ROUTINE #G718987 FOR RIB INSTALLATION.

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