What was found
AIRCRAFT IN BASE MAINTENANCE: CORROSION ON L4 DOOR CUT OUT LOWER SILL SCUFF PLATE SUPPORT STIFFENER 5TH FROM THE AFT AT BS 1670 AND LBL 58.25. REPLACED STIFFENER PER SRM 51-40-02.
- Difficulty date
- February 6, 2020
- Submitted
- March 11, 2020
- Operation
- Air carrier
- Aircraft
- N206UW
- Make and model
- Boeing 7572B7
- Aircraft serial
- 27808
- Aircraft time
- 80,930 hours, 27,355 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Stiffener
- Part number
- 146N8769U47
- 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.