Service difficulty report · Frame · Doug DC951

Difficulty date
May 16, 2011
Submitted
May 17, 2011
Operation
Air carrier
Aircraft
N775NC
Make and model
Doug DC951
Aircraft serial
47785
Aircraft time
73,589 hours, 69,813 cycles
Part
Frame
Condition
Gouged
Location
Bs 1136 Bulkhead
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 WET AREA-STA 1136 LEFT LONG 4 PYLON BULKHEAD FRAME GOUGED. BLEND GOUGE 1" BY 4" ORIG .050 REMOVED .012 REMAINING .038. FOUND OUT OF LIMITS PER SRM 53-01.FAB AND INSTALLED 2 ANGLES FROM .040 7075-0 IAW SRM 53-02 FIG 2 SHEET 4. HEAT TREATED ON TRAVELER 2547NO1681.

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