What was found
AIRCRAFT IN BASE MAINTENANCE: TWO CRACKS IN RIGHT HAND HORIZONTAL STABILIZER RIB LOCATED AT STABILIZER STA 92.70, AT FIRST AND SECOND STIFFENER AFT OF FORWARD SPAR. REPLACED RIB PER SRM 55-10-09-0I-2 AND SRM 55-10-09-0I PROCEDURE 2.
- Difficulty date
- February 11, 2023
- Submitted
- February 13, 2023
- Operation
- Air carrier
- Aircraft
- N905AN
- Make and model
- Boeing 737823
- Aircraft serial
- 29507
- Aircraft time
- 61,187 hours, 25,169 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.