SDR DALA2024060705847

Service difficulty report · Skin · Boeing 757232

Difficulty date: June 4, 2024
Submitted: June 7, 2024
Operation: Air carrier
Aircraft: N659DL
Make and model: Boeing 757232
Aircraft serial: 24421
Aircraft time: 100,152 hours, 45,981 cycles
System (JASC): 5330 · Fuselage Main, Plate/Skin
Part: Skin
Part number: UNKNOWN
Condition: Cracked
Location: Bs 333-350
Stage of operation: IN
How discovered: O
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

AIRCRAFT 659, DURING HCK AT QRO, WHILE PERFORMING A HFEC INSPECTIONS AT 1L DOOR CUTOUT PER WC 5331-01232-02A, CRACKS WERE FOUND AFFECTING THE FUSELAGE SKIN & BEAR STRAP, BETWEEN STA 333.45 350.0, AND BETWEEN STRINGERS 6L AND 8L. CORRECTIVE ACTION: ELIMINATED THE CRACKED AREAS AND THEN TO INSTALL ONE FREEZE PLUG AND INSTALL DOUBLER, TRIPLER, AND QUADRUPLER REPAIR PER ER/A 590446-14AD. (LP 0376703)