Service difficulty report · Stringer · Boeing 747451

Difficulty date
November 4, 2013
Submitted
November 18, 2013
Operation
Air carrier
Aircraft
N661US
Make and model
Boeing 747451
Aircraft serial
23719
Aircraft time
100,315 hours, 13,249 cycles
Part
Stringer
Condition
Cracked
Location
Bs 480-500
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

FWD CARGO BAY STRINGER 42L BS 480-500 CRACKED. REPAIRED IAW SRM 53-00-03 REPAIR 4. HFEC INSPECTION FOUND NO CRACKS IAW NDT PART 6 51-00-00 FIG 23.