Service difficulty report · Rib · Boeing 747121

Difficulty date
July 26, 2000
Submitted
October 13, 2000
Operation
Air carrier
Aircraft
N691UP
Make and model
Boeing 747121
Aircraft serial
19641
Aircraft time
95,273 hours, 22,812 cycles
Part
Rib
Part number
65B078436
Condition
Cracked
Location
Rt Wing
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, RT WING L/E CRACKING ON UPPER FLANGE OF L/E RIB AT OLES 1390.75. NEW RIB INSTALLED IAW SRM 51-30-02.