Service difficulty report · Frame · Boeing 747212B

Difficulty date
June 13, 2000
Submitted
July 12, 2000
Operation
Air carrier
Aircraft
N521UP
Make and model
Boeing 747212B
Aircraft serial
21944
Aircraft time
62,800 hours, 15,449 cycles
Part
Frame
Condition
Cracked
Location
Fuselage
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, UPPER DECK FRAME WEB IS CRACKED AT OUTER FLANGE AT BS 520 BETWEEN STRINGERS 7/8 RT. REPAIR CARRIED OUT IAW QUERY NOTE 21 /2000 AND SRM 53-10-04. TRIM OFF FLANGES AND FABRICATE DOUBLERS, ON NDT CLEARANCE INSTALL DOUBLERS APPROVED 8110 ISSUED FOR REPAIR.

More about the Boeing 747 212B