What was found
DURING (H) CHECK FOUND CRACK IN NR 3 PLYON ENGINE MOUNT BULKHEAD WEB. REPAIRED IAW EA 66-165162.
- Difficulty date
- July 20, 2004
- Submitted
- August 11, 2004
- Operation
- Air carrier
- Aircraft
- N638US
- Make and model
- Boeing 747251B
- Aircraft serial
- 23549
- Aircraft time
- 71,671 hours, 9,436 cycles
- Engine
- Pwa JT9D7R4G2
- System (JASC)
- 5420 · Nacelle/Pylon Miscellaneous Structure
- Part
- Web
- Condition
- Cracked
- Location
- Nr 3 Pylon
- 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.