What was found
DORSAL FIN RIB # 1 CRACK.<[01] REMOVED AND REPLACED FIRST FWD RIB OF DORSAL FIN; REF B737 SRM 51-40-02-0G-0 AND DWG #174A1008;[02] VERIFIED RIB REPLACEMENT.
- Difficulty date
- July 26, 2023
- Submitted
- August 23, 2023
- Operation
- Air carrier
- Aircraft
- N902WN
- Make and model
- Boeing 7377H4
- Aircraft serial
- 36615
- Aircraft time
- 51,130 hours, 29,802 cycles
- System (JASC)
- 5531 · Vertical Stabilizer, Spar/Rib
- Part
- Rib
- Part number
- UNKNOWN
- Condition
- Cracked
- Location
- Zn 300 Stabilize
- 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.