- Difficulty date
- September 26, 2018
- Submitted
- October 1, 2018
- Operation
- Air carrier
- Make and model
- Boeing 737890
- Aircraft serial
- 35198
- Aircraft time
- 33,119 hours, 9,972 cycles
- Engine
- Cfmint CFM567B273
- Part
- Pin
- Condition
- Migrated
- Location
- Nr 1 Engine
- Part time
- 33,118 hours, 9,972 cycles
- Component
- Engine
- Component part number
- CFM567B273
- Stage of operation
- IN
- How discovered
- B
- 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
NR 1 ENGINE S/N 802957 FAILED HYBRID METALLIC BORESCOPE T/C SBCFM-56-7B-72-09-86-1, THIRD STAGE VSV SLAB HEAD PIN AT 9 OCLOCK ROTATED 90 AND MIGRATING. PICTURES ON SERVER, INITIATED MIG 2C S/N 40-0005141. GROUNDED - YES. REMOVED AND REPLACED NR 1 ENGINE REF T/C 78471001.