Service difficulty report · Structure · Boeing 747230B

Difficulty date
May 18, 2005
Submitted
May 31, 2005
Operation
Air carrier
Aircraft
N508MC
Make and model
Boeing 747230B
Aircraft serial
21644
Aircraft time
97,548 hours, 18,080 cycles
Part
Structure
Condition
Cracked
Location
Nlg Ww
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

NOSE GEAR WHEEL BOX STRUCTURE FOUND SEVERAL CRACKS AT STATION 320L BETWEEN WL 140 AND 150, AT STATION 300R BETWEEN WL 170 AND 180, AT STATION 300L AT WL 175. ACCOMPLISHED INTERIM REPAIR PER BOEING INSTRUCTIONS SEP-SIN-05-00574C AND 1-1HZQME AND FAA FORM 8100-9.