Service difficulty report · Skin · Boeing 747121

Difficulty date
April 9, 2003
Submitted
April 30, 2003
Operation
Air carrier
Aircraft
N681UP
Make and model
Boeing 747121
Aircraft serial
19661
Aircraft time
100,611 hours, 25,820 cycles
Part
Skin
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, AFT CARGO DOOR CUTOUT FWD UPPER CORNER FOUND ONE EACH HOLE CRACK AT SKIN AT SEVEN O'CLOCK POSITION 0.040 INCHES IN LENGTH AS MARKED. AFT CARGO DOOR CUTOUT FWD UPPER CORNER REPAIRED AS PER SRM 53-30-03 FIG 62. CAT B REPAIR REQUIRES REPEAT INSPECTION THRESHOLD AT 15,000 CYCLES AFTER REPAIR INSTALLATION AND REPEAT AT 3,000 CYC INTEVAL PER SRM.