Service difficulty report · Stringer · Boeing 7377AD

Difficulty date
February 28, 2020
Submitted
April 13, 2020
Operation
Air carrier
Aircraft
N798SW
Make and model
Boeing 7377AD
Aircraft serial
28436
Aircraft time
69,451 hours, 41,534 cycles
Part
Stringer
Condition
Cracked
Location
Fuselage
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

E/E BAY STRINGER; LAYER OF METAL SPLIT/LIFTED AT BOTTOM OF CHANNEL - STA 380+1; S-28L (POSSIBLE JOGGLE POINT FOR BILGE VENT DOUBLER) / CRACK ON STR-28L; BS - 380+1 FOUND TO BE OUT OF LIMITS PER 53-00-03-1A-1. CUT OUT; FABRICATED NEW STR SECTION BS-388-360 AND REPAIR SPLICE CAP AT BS- 355; STR-28L. PER SRM-53-40-05; PO# 785308-SWA; PO# 785309-SWA. AND INSTALLED PER SRM-53-40-02 SRM-53-00-03-2R-1 FIG 202

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