SDR IXXA08SMN173S

Service difficulty report · Fitting · Doug DC871F

Difficulty date: April 19, 2008
Submitted: May 20, 2008
Operation: Air carrier
Aircraft: N821BX
Make and model: Doug DC871F
Aircraft serial: 45811
Aircraft time: 88,878 hours, 38,040 cycles
System (JASC): 5340 · Fuselage Main, Attach Fittings
Part: Fitting
Condition: Cracked
Location: Bs 940 L20l
Part time: 88,878 hours, 38,040 cycles
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 ROUTINE C CHECK INSPECTION, FOUND LEFT CUSP EXTRUSION UPPER SURFACE AFT FITTING CRACKED AT STATION 940.000 LONGERON 20 LEFT. REMOVED CRACKED FITTING. FABRICATED NEW FITTING. PERFORMED NDT INSPECTION. NO CRACK, NO CORROSION FOUND. CLEANED, TREATED AND PRIMED AREA AND FITTING. INSTALLED NEW FITTING IAW DC8 SRM 51-1-20D, DPS 4.707, DC8 SRM 51-1-8B, 51-3-1, ATI REPAIR SPECIFICATION NUMBER 2003-05, AND DOUGLAS DRAWING 3779874.

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