Service difficulty report · Stiffener · Boeing 7377H4

Difficulty date
March 15, 2020
Submitted
April 20, 2020
Operation
Air carrier
Aircraft
N926WN
Make and model
Boeing 7377H4
Aircraft serial
36629
Aircraft time
40,878 hours, 24,621 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

LH STAB HAS CRACKS ON RIB ASSY 4 (STAB STA 120.30) STIFFENER 2; 3; AND 4. / REPAIRED LH STAB RIB ASSY 4 (STAB STA 120.30) STIFFENER 2;3 AND 4 IAW SRM 55-10-09-2R-4 SRM 55-10-09-2R-5.

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