SDR DALA1122459870

Service difficulty report · Keelbeam · Doug DC951

Difficulty date: March 27, 2011
Submitted: March 28, 2011
Operation: Air carrier
Aircraft: N779NC
Make and model: Doug DC951
Aircraft serial: 48101
Aircraft time: 71,333 hours, 66,584 cycles
System (JASC): 5314 · Fuselage Main, Keel
Part: Keelbeam
Condition: Corroded
Location: Fuselage
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

LEFT KEEL AREA STA 712 BETWEEN L29L AND L30 FRAME HAS CORROSION. REMOVED CORROSION IAW DC9 SRM 51-10-3. 100 PERCENT MATERIAL LOSS. REMOVED FRAME IAW DC-9 SRM 51-30-2. LOCATED, DRILLED AND INSTALLED NEW FRAME P/N 9957740-3 IAW DC9 SRM 51-10-4, 51-30-2 AND 51-30-5, P-102 26.

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