What was found
***CORROSION*** ON LEFT CREASE BEAM WEB UPPER SURFACE STA 500+6 LBL70 WL 208 / REPLACED L/H CREASE BEAM WEB STA 500 - STA 500A LBL70 WL208 PER SRM 51-40-02-0G-0; DWG# 143A5900. 57449U 27APR21
- Difficulty date
- April 5, 2021
- Submitted
- June 7, 2021
- Operation
- Air carrier
- Aircraft
- N7853B
- Make and model
- Boeing 7377Q8
- Aircraft serial
- 30707
- Aircraft time
- 55,058 hours, 36,620 cycles
- System (JASC)
- 5310 · Fuselage Main, Structure
- Part
- Crease Beam
- Condition
- Corroded
- Location
- Bs 500 Lbl70
- 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.