- Difficulty date
- November 3, 2001
- Submitted
- November 19, 2001
- Operation
- Air carrier
- Aircraft
- N521UP
- Make and model
- Boeing 747200
- Aircraft serial
- 21944
- Aircraft time
- 66,302 hours, 16,182 cycles
- Part
- Bushing
- Condition
- Cracked
- Location
- Bs 1480
- Stage of operation
- IN
- 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 L/H SIDE BS 1480 B/H FASTENER HOLE #18 FOUND CRACKED AT OUTER CHORD SPLICE FITTING, PLS REFER TO ATT SKETCH FOR DETAILS. LH BS 1480 B/H OUTER CHORD SPLICE FTG HOLE #18 CRACK REMOVED AND OUTER CHORD SPLICE FTG, B/H CHORD, SKIN & LONGERON EXTENSION FTG OVERSIZED TO INSTALL BUSHINGS IN HOLE #18 AS PER SB 747-53A2390. CWPC CONTROL SEQUENCE NO.RCBR017 081 ATTACHED.