Service difficulty report · Longeron · Doug DC871F

Difficulty date
February 26, 2002
Submitted
March 6, 2002
Operation
Air carrier
Aircraft
N707UP
Make and model
Doug DC871F
Aircraft serial
45907
Aircraft time
74,693 hours, 48,764 cycles
Part
Longeron
Part number
S25972423
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

INSPECTION TYPE:C LOWER FUSELAGE SKIN BULGING AT L36, STA 380 TO 400. REMOVED SPLICE FITTING AT L36, STA 380 TO 400. REMOVED CORROSION ON L36 PER SRM 51-1-8. NO CORROSION FOUND ON SKIN. NDT REVEALED CRACK ON L36 FROM STA 390-394. FABRICATED AND INSTALLED REPLACEMENT LONGERON SECTION PER SRM 53-4-1 FIG 28. INSTALLED NEW SPLICE FITTING.

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