SDR UIEA2010062200065

Service difficulty report · Stringer · Boeing 7472D7B

Difficulty date: June 22, 2010
Submitted: July 6, 2010
Operation: Air carrier
Aircraft: N523MC
Make and model: Boeing 7472D7B
Aircraft serial: 21782
Aircraft time: 100,703 hours, 20,579 cycles
Engine: Ge CF650*
System (JASC): 5313 · Fuselage Main, Longeron/Stringer
Part: Stringer
Condition: Cracked
Location: Bs 500-520 S38r
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

NRC: 1124 FWD CARGO, CRACK ON STR 38R BETWEEN STA 500-520 (DAMAGED PORTION OF STRINGER REMOVED, REINFORCED AREA WITH NEW SEGMENT AND REPAIR. STRINGER PN B523MC NRC 1124 1-2 REPAIR IAW SRM 53-10-03, FIG 3 & AMP; FASTENER INSTL IAW SRM 51-30-02).

More about the Boeing 747-2D7B