Service difficulty report · Stringer · Boeing 747200

Difficulty date
May 19, 2003
Submitted
June 9, 2003
Operation
Air carrier
Aircraft
N521UP
Make and model
Boeing 747200
Aircraft serial
21944
Aircraft time
70,081 hours, 16,930 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

INSPECTION TYPE: C, M/D CROWN - S4R STR END CORROSION CRACKED AT BS 1238. M/D STRINGER BN BS 1210 AND BS 1240 S4R REPAIRED AS PER SRM 53-10-03 FIG 5 DUE TO COR CRACK LENGTH .5 INCH FROM EDGE TO 2ND FASTENER HOLE AREA EXCEEDED SRM 53-10-01 FIG 1 LIMITATION.

More about the Boeing 747-200