Service difficulty report · Frame · Doug DC951

Difficulty date
May 10, 2011
Submitted
May 11, 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
Cracked
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

MAIN CABIN STA 541 FRAME AT L17R CRACKED AT FASTENER. CUT OUT DAMAGE AREA 1 1/4 BY 3 3/4 IAW 53-03 FIG 32. NDT VERIFY DAMAGE REMOVED. FAB -33 FILLER IAW 53-03 F.32. MATERIAL .071 7075-0 AND DRILL UP. HEAT TREATED ON TRAVELER 216DA956. RECEIVED ANGLE PN SR09530095-5. DRILL UP IAW 53-03 F.32. FAB 2 MAT 100 7075T6. INSTALLED REPAIR IAW 53-03 FIG 32. ID TAG PER DPS 900-5-1 NR 4 ADD WEIGHT 7.9 OZ

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