What was found
LT HORIZONTAL STABILIZER NR 4 INSPAR RIB LEADING EDGE CRACKED AT STA 123.85 IN THE SECOND, THIRD AND FOURTH VERTICAL STIFFENER. R&R STABILIZER IAW AMM.
- Difficulty date
- December 12, 2017
- Submitted
- December 20, 2017
- Operation
- Air carrier
- Aircraft
- N943WN
- Make and model
- Boeing 7377H4
- Aircraft serial
- 36913
- Aircraft time
- 27,410 hours, 16,237 cycles
- System (JASC)
- 5511 · Horizontal Stabilizer, Spar/Rib
- Part
- Rib
- Part number
- 186A100041
- Part serial
- SAML1873
- Condition
- Cracked
- Location
- Lt 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.