Service difficulty report · Bolt · Boeing 747200

Difficulty date
May 4, 2006
Submitted
June 2, 2006
Operation
Air carrier
Aircraft
N521UP
Make and model
Boeing 747200
Aircraft serial
21944
Aircraft time
77,205 hours, 18,330 cycles
Part
Bolt
Part number
65B125771
Condition
Sheared
Location
Lt Blg W/W
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 LEFT BLG WHEEL WELL LBL 15 SUSPECT 1EA MOUNT BOLT FOUND SHEARED AS MARKED AT STA 1350 KEEL BEAM. BORE HOLE REAMED TO 0.776 INCH. BOLT REPLACED AS PER MM 20-51-01 AND BOLT HOLE INSPECTED AFTER NEW FITTING REPLACED AND INSTALLED AS PER SRM 51-10-01 PG 9 AND 51-30-02.

More about the Boeing 747-200