- Difficulty date
- March 10, 2021
- Submitted
- April 5, 2021
- Operation
- Air carrier
- Make and model
- Boeing 7377H4
- Aircraft serial
- 32490
- Aircraft time
- 53,274 hours, 31,733 cycles
- Part
- Web
- Condition
- Corroded
- Location
- Fuselage
- 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.
What was found
***CORROSION*** ACB VERTICAL WEB UNDER NUTPLATES BS 792-847 RBL21 WL 156 / REPLACED ACB VERTICAL WEB UNDER NUTPLATES BS 792-847 RBL WL 156 PO# 767063/1 PER SRM 51-40-05-0G-0; SRM 51-40-02-0G-0; DWG 146A8120; DWG 146A8121 DWG 146A8340; DWG 146A0081