Service difficulty report · Longeron · Boeing 747123

Difficulty date
August 15, 2002
Submitted
September 9, 2002
Operation
Air carrier
Aircraft
N672UP
Make and model
Boeing 747123
Aircraft serial
20324
Aircraft time
68,213 hours, 20,211 cycles
Part
Longeron
Part number
65B1525459
Condition
Corroded
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 LT LG W/W O/B, OVERWING LONGERON BETWEEN BS 1436 AND 1446 I/B LWR SURFACE CORRODED AS MARKED. LONGERON FOUND CORRODED AT LOCATION BS 1436 TO 1445 LBL L118 TO L122 CORROSION BLEND OUT EXCEEDEDS SRM LIMIT REPLACED AS PER SRM 51-10-01. HX RSRS NR R53-43-34882, UPS EO 747-53-20104.