SDR DALA1125799871

Service difficulty report · Longeron · Doug DC951

Difficulty date: April 13, 2011
Submitted: April 14, 2011
Operation: Air carrier
Aircraft: N780NC
Make and model: Doug DC951
Aircraft serial: 48102
Aircraft time: 72,571 hours, 67,115 cycles
System (JASC): 5313 · Fuselage Main, Longeron/Stringer
Part: Longeron
Condition: Cracked
Location: Sta 1260 L7l
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

AFT ACCESSORY CANTED STA 1260, L7L CRACKED NDT VERIFIED. REMOVED LONGERON L7L FROM STA 1254 TO 1286. LOCATED AND DRILLED NEW LONGERON PN 2777922-4 AND SPLICE PN 7637813-3. INSTALLED LONGERON AND SPLICE IAW SRM 53-02, FIG 18. REQUIRED INSP COMPLETED.

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