What was found
INSPECTION TYPE:C NWW TOP PANEL BS 260-280 BL 0 STIFFENER FOUND CRACK AT PREVIOUS REPAIRED AREA. CRACK LENGTH .25 INCH. NWW TOP PANEL BS 260-280 BL 0 STIFFENER REPLACED AND INSTALLED AS PER SRM 51-10-01 PG 9 AND 51-30-02.
- Difficulty date
- May 5, 2006
- Submitted
- May 19, 2006
- Operation
- Air carrier
- Aircraft
- N521UP
- Make and model
- Boeing 747200
- Aircraft serial
- 21944
- Aircraft time
- 77,205 hours, 18,330 cycles
- System (JASC)
- 5312 · Fuselage Main, Bulkhead
- Part
- Stiffener
- Part number
- 65B0794126
- 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.