SDR DALA1036839855

Service difficulty report · Frame · Doug DC951

Difficulty date: December 29, 2010
Submitted: December 30, 2010
Operation: Air carrier
Aircraft: N764NC
Make and model: Doug DC951
Aircraft serial: 47717
Aircraft time: 77,185 hours, 77,042 cycles
Engine: Pwa JT8D9
System (JASC): 5311 · Fuselage Main, Frame
Part: Frame
Condition: Cracked
Location: Bs 560
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 FWD CARGO BS 560, LT STRUT CRACKED AT LOWER END. REMOVED FASTENERS IAW SRM 51-30-2,FABRICATED REPAIR DOUBLER AND TRIPLER IAW 53-01, FIG 2. TREATED AND PRIMED DOUBLER AND TRIPLER IAW SRM 51-10-3. STOP DRILLED CRACK IAW 53-01, FIG 2. INSTALLED DOUBLER AND TRIPLER IAW SRM STA 560 LT STRUT IAW SRM 51-30-5, 53-01, FIG 2.

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