SDR DALA1035959864

Service difficulty report · Bulkhead · Doug DC951

Difficulty date: November 16, 2010
Submitted: December 20, 2010
Operation: Air carrier
Aircraft: N773NC
Make and model: Doug DC951
Aircraft serial: 47775
Aircraft time: 73,440 hours, 70,600 cycles
Engine: Pwa JT8D9
System (JASC): 5312 · Fuselage Main, Bulkhead
Part: Bulkhead
Condition: Cracked
Location: Bs 69
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 NOSE WHEEL WELL THROUGH ACCESS HOLE, STA 69, RBL 12 BULKHEAD IS CRACKED APPROX .5 INCH. STOP DRILLED CRACK WITH A .250" HOLE ON WEB IN NOSE WHEEL WELL THROUGH ACCESS HOLE STA 69 RBL 12 BULKHEAD WEB, CRACK CONTAINED. FABRICATED DOUBLER IAW SRM 53-01, FIG 2, SHEET 3 INSTALLED DOUBLER IAW SRM 53-01, FIG 2, SHEET 3. IDENTIFIED REPAIR IAW PROCESS STANDARD 900-5-1 NR 4 F.

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