Service difficulty report · Stringer · Boeing 737724

Difficulty date
October 3, 2025
Submitted
October 8, 2025
Operation
Air carrier
Aircraft
N17719
Make and model
Boeing 737724
Aircraft serial
28938
Aircraft time
82,297 hours, 30,329 cycles
Part
Stringer
Part number
146A3234
Condition
Corroded
Location
Zone 100
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

FOUND 3 AREAS OF CORROSION IN STRINGER CHANNEL AT APPROX STA 811, STA 815, AND STA 832, STR 25L. REMOVED DAMAGE AT STA 811 -825 AT STR 25L HFEC REQUIRED AT CUT EDGE OF STR 25L AND APROX STA 811 REF SRM 53-00-03-2R-1 STEP 4 (C) PERFORMED HFEC AT CUT EDGE OF STR 25L AND APROX STA 811 REF SRM 53-00-03-2R-1 STEP 4 (C). NO DEFECTS NOTED IAW SRM 53-00-03-2R-1 TABLE 204. TRIMMED AND FABRICATED STRINGER REPAIR SECTION IAW SRM 53-00-03-2R-1 STEP 4D