Service difficulty report · Stringer · Boeing 7377H4

Difficulty date
September 20, 2019
Submitted
May 16, 2022
Operation
Air carrier
Aircraft
N760SW
Make and model
Boeing 7377H4
Aircraft serial
27874
Aircraft time
68,656 hours, 40,762 cycles
Part
Stringer
Condition
Out Of Tolerance
Location
Aft Fuselage
Stage of operation
IN
How discovered
9
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

WHILE ACCOMPLISHING SI#12107-53 FOUND HOLE 9R AT STR-3R OUT OF THE 0.3745-0.3755' TOLERANCE REQUIRED PER STEP 36D (EXISTING HOLE SIZE 0.3780 / REPAIRED FASTENER HOLE AT BS 1016 STRINGER 3R HOLE 9R AS PER SOUTHWEST SPECIAL ITEM (SI # 12107-53) STEP 38 FIG 15

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