What was found
DURING INSPECTION OF THE LEFT HORIZONTAL STABILIZER LOWER IN SPAR SKIN PANEL, FOUND A CRACK AT HSS 175.5 ABOUT 25.5 INCHES FROM FORWARD L/E SPAR LOOKING AFT. INSTALLED CATEGORY B REPAIR DOUBLER IAW SRM 55-10-01, REPAIR 11.
- Difficulty date
- July 10, 2017
- Submitted
- July 10, 2017
- Operation
- Air carrier
- Aircraft
- N73406
- Make and model
- Boeing 737924
- Aircraft serial
- 30123
- Aircraft time
- 48,596 hours, 19,556 cycles
- System (JASC)
- 5512 · Horizontal Stabilizer, Plate/Skin
- Part
- Skin
- Part number
- 182A4001
- 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.