What was found
Q4 CHECK - LEVEL 2 EXFOLIATION CORROSION ON Z-ANGLE BETWEEN BS 947 TO BS 986.5, LBL 50. REPLACED Z-ANGLE IAW B737-400 SRM 51-40-02 AND DRAWING 65-52878.
- Difficulty date
- May 29, 2012
- Submitted
- June 12, 2012
- Operation
- Air carrier
- Aircraft
- N424US
- Make and model
- Boeing 737401
- Aircraft serial
- 23991
- Aircraft time
- 62,000 hours, 40,830 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Angle
- Condition
- Corroded
- Location
- Fuselage
- 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.