Service difficulty report · Stiffener · Boeing 777222

Difficulty date
December 7, 2000
Submitted
January 12, 2001
Operation
Air carrier
Aircraft
N774UA
Make and model
Boeing 777222
Aircraft serial
26936
Aircraft time
20,322 hours, 4,753 cycles
Engine
Pwa PW4077
Part
Stiffener
Part number
141W8518
Condition
Cracked
Location
Fuselage
Part time
20,322 hours, 4,753 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

THE FOLLOWING CRACKED STIFFENERS WERE FOUND AT THE STA 246 FLOORBEAM: LBL - 7.88, 26.06, 38.5, RBL- 7.88, 13.55, 26.06, 27.34, 38.00, 44.95 & 50.0. *S/D* REPLACED STIFFENERS PER SRM 51-10-51, REPAIR 3.