Service difficulty report · Stiffener · Boeing 7377AD

Difficulty date
March 3, 2020
Submitted
March 9, 2020
Operation
Air carrier
Aircraft
N798SW
Make and model
Boeing 7377AD
Aircraft serial
28436
Aircraft time
69,451 hours, 41,534 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

(SKYLINE DTIP) L/H HORIZ. STAB. CRACK AT FIRST STIFFENER, LWR. I/B SIDE STA. 92.70. CUTOUT DAMAGE AREA. DIM: (1.650" X .175") AT L/H HORIZ STAB FIRT STIFFENER. STA 92.70. REPAIR INSTALLED IAW B737 SRM 55-10-09. (Y000421) NO FURTHER EVALUATION IS NECESSARY PER EA 1-751-1151

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