Service difficulty report · Skin · Boeing 737790

Difficulty date
August 12, 2024
Submitted
August 29, 2024
Operation
Air carrier
Aircraft
N626AS
Make and model
Boeing 737790
Aircraft serial
30793
Aircraft time
70,821 hours, 37,260 cycles
Part
Skin
Part number
186A100022
Part serial
000750
Condition
Cracked
Location
Zone 300
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

LEFT HORIZONTAL STAB LOWER SKIN IS CRACKED AT STA 120.30 MARKED. GROUNDED - YES. REPAIRED LEFT HORIZONTAL STAB LOWER SKIN AT STA 120.30 IAW B737-700 SRM 55-10-01-2R-11. THIS IS A CAT B REPAIR WITH A INSPECTION THRESHOLD OF 56,000 TOTAL FLIGHT CYCLES AND REPEAT INTERVALS OF 9,000 FLIGHT CYCLES.