What was found
CRACK ON NR 4 ENGINE TURBINE EXHAUST CASE FLANGE (RAIL) AT 7 O'CLOCK. WELD REPAIR AND STRESS RELIEF PER PWA MM 72-53-01.
- Difficulty date
- September 15, 1997
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N856FT
- Make and model
- Boeing 747132
- Aircraft serial
- 19897
- Engine
- Pwa JT9D7A
- System (JASC)
- 7250 · Turbine Section
- Part
- Flange
- Condition
- Cracked
- Location
- Nr 4 Engine
- Stage of operation
- IN
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.