Service difficulty report · Cusp Web · Doug DC871F

Difficulty date
August 12, 2005
Submitted
September 16, 2005
Operation
Air carrier
Aircraft
N750UP
Make and model
Doug DC871F
Aircraft serial
45950
Aircraft time
68,230 hours, 28,358 cycles
Part
Cusp Web
Condition
Cracked
Location
Fs 1100 L21r
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

INSPECTION TYPE:C1 CUSP CRACKED FS 1100 L21R. REMOVED CUSP DOUBLER AT FS 1100 L21R AND REMOVED DAMAGED SECTION OF L21R IAW SRM 51-1-20A AND SRM 53-2-5 FIG 15. FABRICATED AND INSTALLED SPLICE PLATE -3 AND -5, FABRICATED AND INSTALLED REPAIR DOUBLER IAW SRM 53-2-5 FIG 15 AND TR 53-179 AND BOEING MESSAGE NUMBER 1-115367837-2.

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