SDR DALA1036169855

Service difficulty report · Longeron · Doug DC951

Difficulty date: December 20, 2010
Submitted: December 21, 2010
Operation: Air carrier
Aircraft: N764NC
Make and model: Doug DC951
Aircraft serial: 47717
Aircraft time: 77,185 hours, 77,042 cycles
Engine: Pwa JT8D17
System (JASC): 5313 · Fuselage Main, Longeron/Stringer
Part: Longeron
Condition: Cracked
Location: Bs 237 L17l
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

DURING M-CHECK, FOUND MAIN PASSENGER CABIN, STA 237, LONGERON L17 BACK AT UPPER HILOCK CRACKED. REMOVED EXISTING SPLICE AND CUT AND REMOVED DAMAGED SECTION OF LONGERON 17L F.S. 231-266 IAW SRM 51-10-4, 53-02, FIG 18. FABRICATED NEW LONGERON AND NEW REPAIR SPLICE IAW SRM 51-10-2, 51-10-4 AND 53-02, FIG 18. INSTALLED NEW SRM 51-30-5. TOPCOATED IAW SRM 51-10-3.

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