SDR DALA1112619881

Service difficulty report · Angle · Doug DC951

Difficulty date: February 21, 2011
Submitted: February 22, 2011
Operation: Air carrier
Aircraft: N676MC
Make and model: Doug DC951
Aircraft serial: 47652
Aircraft time: 71,988 hours, 60,558 cycles
System (JASC): 5420 · Nacelle/Pylon Miscellaneous Structure
Part: Angle
Condition: Cracked
Location: Lt Pylon
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

MONITOR BLIND FASTENER-LEFT ENGINE PYLON STA 1151 UPPER PYLON TO FUSELAGE ANGLE CRACKED APPROX 1 INCH CUT OUT DAMAGED AREA 2.5 INCH BY 1 INCH. NDT VERIFIED DAMAGE REMOVED IAW NDT SPM 06-10-01. FABBED AND INSTALLED 1 FILLER AND SPLICES. HEAT TREATED TO STA 1325 ON TRAVELER 2475N00382 IAW DC9 SRM 54-04 FIG10. BLIND FASTENERS TO BE REPLACED WITH SOLID FASTENERS PRIOR TO 8000 CYCLES IAW DWG SG09030001 P-205 REQUIRED INSPECTION COMPLETED BY Q-948 490448.

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