Service difficulty report · Frame · Doug DC872F

Difficulty date
June 20, 2008
Submitted
August 15, 2008
Operation
Air carrier
Aircraft
N721CX
Make and model
Doug DC872F
Aircraft serial
46013
Aircraft time
84,734 hours, 21,534 cycles
Part
Frame
Condition
Cracked
Location
Bs 350 L21
Stage of operation
IN
How discovered
9
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 ROUTINE C CHECK INSPECTION, FOUND MAIN CARGO COMPARTMENT FRAME CLIP CRACK AT STATION XF 350.000 LONGERON 21. REMOVED CRACKED FRAME CLIP. FABRICATED FRAME CLIP. PERFORMED HEAT TREATMENT. PERFORMED NDT INSPECTION, NO CRACK NO CORROSION. CLEANED, TREATED AND PRIMED AREA AND FRAME CLIP. INSTALLED FRAME CLIP DC8 SRM 51-1-20D, ATI REPAIR SPECIFICATION 2003-05 AND SEMAN ED 4814, DC8 SRM 51-1-1 PAGE 1,13, 17, DACO DPS 4.707, DC8 SRM 51-1-8B, DC8 SRM 51-1-11, SRM 51-1-20D AND 51-3-1. (S)

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