What was found
LEFT HORIZONTAL STAB LOWER SPAR / SKIN INSPECTION, FOUND ONE CRACK INDICATION AT HSS 129.50, 18 INCHES FROM AFT SPAR. INSTALLED EXTERNAL DOUBLER IAW SRM 55-10-01 REPAIR 11.
- Difficulty date
- January 23, 2017
- Submitted
- January 23, 2017
- Operation
- Air carrier
- Aircraft
- N78438
- Make and model
- Boeing 737924ER
- Aircraft serial
- 33533
- Aircraft time
- 25,746 hours, 8,696 cycles
- System (JASC)
- 5512 · Horizontal Stabilizer, Plate/Skin
- Part
- Skin
- Part number
- 182A400115
- 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.