What was found
#1 ENGINE PYLON; O/B BONDING STRAP UPPER ATTACH POINT CORRODED; UNDER PANEL 431CL; AFT END OF PANEL <[01]. REPAIRED CORRODED AREA OF #1 ENG PYLON; O/B BONDING STRAP UPPER ATTACH POINT PER 25-157-01400.
- Difficulty date
- May 28, 2025
- Submitted
- June 2, 2025
- Operation
- Air carrier
- Aircraft
- N489WN
- Make and model
- Boeing 7377H4
- Aircraft serial
- 33855
- Aircraft time
- 65,721 hours, 39,355 cycles
- System (JASC)
- 5420 · Nacelle/Pylon Miscellaneous Structure
- Part
- Strap
- Condition
- Corroded
- Location
- Zone 400
- 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.