What was found
AIRCRAFT IN BASE MAINTENANCE: 0.4 INCH CRACK FOUND IN LOWER SKIN OF LEFT HORIZONTAL STABILIZER. LOCATED AT LEFT STABILIZER STA 147.90 AND 9 INCHES FROM FRONT SPAR. CUT OUT DAMAGE AND INSTALLED A DOUBLER PER 55-10-01-2R-11.
- Difficulty date
- October 9, 2022
- Submitted
- November 1, 2022
- Operation
- Air carrier
- Aircraft
- N856NN
- Make and model
- Boeing 737
- Aircraft serial
- 31107
- Aircraft time
- 35,899 hours, 15,031 cycles
- System (JASC)
- 5512 · Horizontal Stabilizer, Plate/Skin
- Part
- Skin
- 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.