What was found
C4 CHECK LEVEL 2 EXFOLIATION CORROSION ON R4 LOWER SUPPORT SILL AT BS 1661, RBL 50. REPLACED R4 LOWER SUPPORT SILL AT BS 1661, RBL 50 IAW SRM 51-10-02, 51-20-02, 51-40-02, 51-30-01, 51-20-01 & DWG 146N8016.
- Difficulty date
- January 29, 2014
- Submitted
- February 3, 2014
- Operation
- Air carrier
- Aircraft
- N200UU
- Make and model
- Boeing 7572B7
- Aircraft serial
- 27809
- Aircraft time
- 62,378 hours, 22,386 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Sill
- Part number
- 146N80162
- 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.