Service difficulty report · Stiffener · Lkheed 10113853

Difficulty date
June 23, 1999
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N755DL
Make and model
Lkheed 10113853
Aircraft serial
193Y1184
System (JASC)
5711 · Wing Spar
Part
Stiffener
Part number
1506811101
Condition
Cracked
Location
Spar
Stage of operation
IN
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

THE LBL 30 VERTICAL STIFFENER ON THE CENTER WING FRONT SPAR WAS FOUND CRACKED AT A LIGHTENING HOLE 12 FROM THE UPPER END OF THE STIFFENER. THE UPPER END OF THE STIFFENER WAS TRIMMED OFF AND A NEW SECTION SPLICED IN PER ER/A 367639-14, REV A.