Service difficulty report · Longeron · Boeing 747212B

Difficulty date
April 21, 2000
Submitted
December 22, 2000
Operation
Air carrier
Aircraft
N482EV
Make and model
Boeing 747212B
Aircraft serial
20713
Part
Longeron
Part number
65B26808
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

HAECO-HKG - LEFT FORWARD OVERWING LONGERON FORWARD END UPPER FLANGE OUTBOARD FACE ADJACENT NR 2 BOLT HOLE (FROM FWD) LOWER AREA FOUND CORROSION DURING BS 1241 BULKHEAD SPLICE STRAPS REPLACEMENT. CORROSION REMOVED PER SRM 51-10-01 AND REPROTECTED PER SRM 51-10-02. THICKNESS HECK CARRIED OUT FROM BS 1250-1253. NDT INSPECTED PER NTM PT6 51-00-00 FIG 4, CRACK FREE. REPLACED OVERWING LONGERON PER SRM 51-10-01 PAGE 18, DWG 65B26808, AND HAECO SRWS 000312. (M)

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