Service difficulty report · Shear Web · Boeing 747123F

Difficulty date
October 11, 2006
Submitted
November 15, 2006
Operation
Air carrier
Aircraft
N677UP
Make and model
Boeing 747123F
Aircraft serial
20391
Aircraft time
97,105 hours, 24,042 cycles
Engine
Pwa JT9D7A
Part
Shear Web
Part number
65B0966114
Condition
Cracked
Location
Bs 820-840 S10r
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-C M/D BS820-840 STR10R STRINGER ATT SHEAR WEB FOUND CRACK. CRACK LENGTH .7500 AND .5 INCH. M/D BS820-840 STR10R AREA SHEAR WEB REPLACED AND INSTALLED IAW SRM 51-10-01 PG 9 AND 51-30-02.