What was found
C4 CHECK, LEVEL 2 INTERGRANULAR CORROSION ON L4 DOOR LOWER CUT OUT AREA FWD SILL FITTING AT BS 1670, LBL 62. REPLACED FWD SILL FITTING AT BS 1670, LBL 62 IAW B757 SRM 51-10-02, 53-00-51-1A & 51-40-02.
- Difficulty date
- November 3, 2013
- Submitted
- December 9, 2013
- Operation
- Air carrier
- Aircraft
- N938UW
- Make and model
- Boeing 7572B7
- Aircraft serial
- 27246
- Aircraft time
- 62,781 hours, 23,794 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Fitting
- Part number
- 143N832712
- 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.