What was found
INSPECTION TYPE:C COCKPIT - BS 500 STR 11L FRAME DOUBLER FOUND CRACK AT O/B AREA, CRACK LENGTH .5 INCH. COCKPIT BS 500 STR 11L TO STR 16L FRAME DOUBLER REPLACED & INSTALLED AS PER SRM 51-10-01 PG 9 & 51-30-02.
- Difficulty date
- February 8, 2006
- Submitted
- March 1, 2006
- Operation
- Air carrier
- Aircraft
- N522UP
- Make and model
- Boeing 747200
- Aircraft serial
- 21936
- Aircraft time
- 72,217 hours, 16,929 cycles
- System (JASC)
- 5310 · Fuselage Main, Structure
- Part
- Doubler
- Part number
- 65B01718161
- Condition
- Cracked
- Location
- Bs 500
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.