What was found
AIRCRAFT IN BASE MAINTENANCE. RIGHT HAND HORIZONTLAL STABILIZER RIB CRACKED. LOCATED AT STABILIZER STA 92.70. REPLACED RIB PER SRM 51-10-02-0G.
- Difficulty date
- December 1, 2021
- Submitted
- December 9, 2021
- Operation
- Air carrier
- Aircraft
- N821NN
- Make and model
- Boeing 737*
- Aircraft serial
- 30912
- Aircraft time
- 36,003 hours, 14,648 cycles
- System (JASC)
- 5511 · Horizontal Stabilizer, Spar/Rib
- Part
- Rib
- Part number
- 182A5301U4
- Condition
- Cracked
- Location
- Zone 300 - Stabs
- 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.