- Difficulty date
- February 29, 2020
- Submitted
- May 6, 2021
- Operation
- Air carrier
- Make and model
- Boeing 7377H4
- Aircraft serial
- 33857
- Aircraft time
- 55,631 hours, 33,048 cycles
- Part
- Seal
- Condition
- Cracked
- Location
- Horizontal Stab
- 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.
What was found
LH HORIZONTAL STAB; FWD UPPER SLIDING SEAL IS CRACKED AT FWD LOWER EDGE. / REMOVED UNSERVICABLE LH HORZ STAB FWD UPPER SLIDING SEAL & REPLACED/INSTALLED NEW SLIDING SEAL ONTO LH HORZ STAB FWD UPPER POSITION IAW B-737-700 AM 53-31-31-400-802; STEP 3.