What was found
RUDDER BALANCE WEIGHT SHOWS SIGNS OF CORROSION AT TRAILING EDGE OF THE WEIGHT COMMON TO SUPPORT STRUCTURE. / REMOVED AND REPLACED RUDDER COUNTER WEIGHT; PART NUMBER 173A5103-3 PER SRM 55-40-02-1A-3 AND SOPM 20-50-01.
- Difficulty date
- July 3, 2020
- Submitted
- July 15, 2021
- Operation
- Air carrier
- Aircraft
- N252WN
- Make and model
- Boeing 7377H4
- Aircraft serial
- 34973
- Aircraft time
- 48,181 hours, 28,701 cycles
- System (JASC)
- 5540 · Rudder Structure
- Part
- Balance Weight
- Condition
- Corroded
- Location
- Tail
- 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.