Service difficulty report · Stringer · Boeing 7478F

Difficulty date
October 7, 2024
Submitted
October 28, 2024
Operation
Air carrier
Aircraft
N635UP
Make and model
Boeing 7478F
Aircraft serial
63199
Aircraft time
31,904 hours, 4,776 cycles
Part
Stringer
Part number
146U771374
Condition
Cracked
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

STRINGER CRACK, FWD SIDE OF STA 2180 S-37R (REPAIR) PERFORMED HEAT TREAT FROM 7075-O TO T62 CONDITION I.A.W. EGAT WORK SHEET NO.40907 STEP 15 AND SPWPS-HT-008 REV.32 AND SPDS-HT-005 REV.33. REVIEWED TASK PER GMM-MTX 09.05.01.09.

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