- Difficulty date
- May 29, 2023
- Submitted
- June 21, 2023
- Operation
- Air carrier
- Aircraft
- N418WN
- Make and model
- Boeing 7377H4
- Aircraft serial
- 29823
- Aircraft time
- 71,436 hours, 42,247 cycles
- 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.
What was found
CRACK LEADING EDGE RIB 105.26 AT LT HORIZONTAL STABILIZER 2023-360974<[01] REPLACED RIB LOCATED STA 105.26 AT LT HORIZONTAL STABILIZER IAW B737-700 SRM 51-10-02 PARAGRAPH 9; SRM 51-40-02.AND DWG NO. 186A1304;SHEET 1; REV. -<BR>SEE INDIVIDUAL SIGNS-OFF BELOW.;[02] CERTIFIED RII WORK PERFORMED. <BR>SEE INDIVIDUAL SIGNOFFS BELOW.