What was found
PER T/C 78472010 #2 ENG. FAN BLADE, BLADE #12 CU-NI-IN COATING MISSING BEYOND LIMITS. GROUNDED - YES. REMOVED AND REPLACED #2 ENG FAN BLADE #12 AND ITS PAIR #24 PER T/C 78472010.
- Difficulty date
- June 14, 2021
- Submitted
- June 15, 2021
- Operation
- Air carrier
- Aircraft
- N457AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 36355
- Aircraft time
- 26,992 hours, 8,721 cycles
- Engine
- Cfmint CFM567B27E
- System (JASC)
- 7220 · Turbine Engine Air Inlet Section
- Part
- Blade
- Part number
- 3400010360
- Condition
- Damaged
- Location
- Nr 2 Eng Fan
- 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.