Service difficulty report · Skin · Boeing 7377H4

Difficulty date
April 21, 2022
Submitted
April 28, 2022
Operation
Air carrier
Aircraft
N750SA
Make and model
Boeing 7377H4
Aircraft serial
29802
Aircraft time
77,685 hours, 45,760 cycles
Part
Skin
Condition
Cracked
Location
Bs 500d S4l
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

DURING INSPECTION OF CHEM MILLED STEPS AT S-4L FOUND CRACK INDICATION APROX. STA 500D+8' AT STRINGER 4L APROX. 1/2 INCH LONG. DURING INSPECTION OF CHEM MILLED STEPS AT S-4L FOUND CRACK INDICATION APROX. STA 500D+8' AT STRINGER 4L APROX. 1/2 INCH LONG.(MARKED) / [01] ACCOMPLISHED TLD REPAIR FOR CRACK AT STR 4L; STA 500D+8 PER EA 22-153-01193

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