What was found
R/H HORIZONTAL STABILIZER INSPAR RIB ASSY 4 CRACKED AT STIFFENER #4 / INSTALLED REPAIR AT HORIZONTAL STABILIZER INSPAR RIB LOWER CHORD R/H HORIZONTAL RIB #4 STIFFENER #4; PER REF B737 SRM 55-10-09-2R-5 REP 5
- Difficulty date
- April 10, 2020
- Submitted
- May 1, 2020
- Operation
- Air carrier
- Aircraft
- N475WN
- Make and model
- Boeing 7377H4
- Aircraft serial
- 32474
- Aircraft time
- 54,947 hours, 32,366 cycles
- System (JASC)
- 5514 · Horizontal Stabilizer Miscellaneous Structure
- Part
- Stiffener
- Condition
- Cracked
- Location
- Rt Horiz Stab
- 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.