What was found
DURING INSPECTION, FOUND THE LT HORIZONTAL STAB NR 4 RIB, THIRD VERTICAL STIFFENER AFT OF FRONT SPAR, CRACKED. MAINTENANCE REPAIRED THE RIB IAW SRM 55-10-01, REPAIR 11, AND 55-10-09, REPAIR 4.
- Difficulty date
- June 20, 2017
- Submitted
- June 23, 2017
- Operation
- Air carrier
- Aircraft
- N381DN
- Make and model
- Boeing 737832
- Aircraft serial
- 30350
- Aircraft time
- 58,357 hours, 22,926 cycles
- System (JASC)
- 5511 · Horizontal Stabilizer, Spar/Rib
- Part
- Rib
- Condition
- Cracked
- Location
- Horizontal Stab
- 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.