SDR IPXA2025060229404

Service difficulty report · Stringer · Boeing 7478F

Difficulty date: May 6, 2025
Submitted: June 4, 2025
Operation: Air carrier
Aircraft: N605UP
Make and model: Boeing 7478F
Aircraft serial: 64252
Aircraft time: 29,032 hours, 4,311 cycles
System (JASC): 5313 · Fuselage Main, Longeron/Stringer
Part: Stringer
Part number: 146U771395
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-48L - LEVEL 2. (REPAIR). FABRICATED STRINGER REPLACEMENT, U-SECTION SPLICE, J-SECTION SPLICE AND REPAIR SPLICE I.A.W. EI NO. F2025A53M-963 SEQUENCE A STEP 10. PERFORM EO-94028-REQ1 REV.1 AND EI NO.F2025A53M-963 REV.1.

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