Service difficulty report · Stringer · Boeing 747121

Difficulty date
July 23, 2005
Submitted
August 3, 2005
Operation
Air carrier
Aircraft
N683UP
Make and model
Boeing 747121
Aircraft serial
20353
Aircraft time
87,225 hours, 21,374 cycles
Part
Stringer
Condition
Cracked
Location
Fuselage
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

BS 1940-1960 S1R STRINGER END FOUND CRACKED, CRACK LENGTH 1.125. STRINGER REPAIRED AS PER SRM 53-10-03 FIG 4 JUST AT STR 1R BETWEEN BS 1930 & 1960.