What was found
NR 4 PYLON CASE DRAIN MODULE SUPPORT CHANNEL, S/E SIDE FOUND CRACKED.NR 4 PYLON CORE DRAIN MODULE SUPPORT CHANNEL FABRICATED IAW BS NO R1-94-00-10147 AND REPLACED IAW SRM 51-10-02
- Difficulty date
- February 4, 2013
- Submitted
- February 19, 2013
- Operation
- Air carrier
- Aircraft
- N476MC
- Make and model
- Boeing 74747UF
- Aircraft serial
- 29256
- Aircraft time
- 60,080 hours, 10,360 cycles
- System (JASC)
- 5420 · Nacelle/Pylon Miscellaneous Structure
- Part
- Support Channel
- Part number
- 323H2387127
- Condition
- Cracked
- Location
- Nr 4 Nacelle
- 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.