SDR DALA13002916307

Service difficulty report · Skin · Boeing 747451

Difficulty date: January 16, 2013
Submitted: January 18, 2013
Operation: Air carrier
Aircraft: N667US
Make and model: Boeing 747451
Aircraft serial: 24222
Aircraft time: 97,543 hours, 11,950 cycles
System (JASC): 5330 · Fuselage Main, Plate/Skin
Part: Skin
Condition: Cracked
Location: Fuselage
Stage of operation: IN
How discovered: U
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 ULTRASOUND INSP, CARRIED OUT AND FOUND CRACK INDICATION ON FUSELAGE SKIN AT 01 EA FASTENER BETWEEN BS 980 AND BS 990 AT RH S-38. ACFT JACKED IAW 65B16707 DWG XXX. Q METHOD. DRAG SPLICE FITTINGS REMOVED IAW SRM 51-40-02. STRINGER FITTING REMOVED IAW SRM 51-40-02. REFER TO WC NRC 10 0-128 FOR FUSELAGE SKIN REPAIR WORK DETAILS (REF: LOG 0712137, ER/A 510085-14AD REV ORIGINAL DATED 16 JAN 2013). STRINGER FITTING INSTALLED IAW SRM 51-40-02. DRAG SPLICE FITTINGS INSTALLED IAW SRM 51-40-02.