What was found
ENGINE NR 4 INBOARD RUB STRIP HAS PIECE MISSING. REPLACED DAMAGED RUB STRIP ON INBOARD REVERSER HALF OF NR 4 ENGINE.
- Difficulty date
- October 9, 2012
- Submitted
- November 16, 2012
- Operation
- Air carrier
- Aircraft
- N121UA
- Make and model
- Boeing 747422
- Aircraft serial
- 29167
- Aircraft time
- 56,523 hours, 6,613 cycles
- Engine
- Pwa PW4056
- System (JASC)
- 7830 · Engine Thrust Reverser
- Part
- Rub Strip
- Condition
- Damaged
- Location
- Thrust Reverser
- 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.