Service difficulty report · Rib · Boeing 737824

Difficulty date
April 15, 2026
Submitted
April 21, 2026
Operation
Air carrier
Aircraft
N73291
Make and model
Boeing 737824
Aircraft serial
33454
Aircraft time
64,569 hours, 23,626 cycles
Part
Rib
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

CRACK AT LEFT HORIZONTAL STABILIZER RIB STA 101.90 STIFFENER NR 2. REPAIRED LEFT HORIZONTAL STABILIZER RIB#2, STIFFENER #2, AT STA 101.90", IAW SRM 55-10-09-2R-4 FIG. 202 AND APPLIED TOP COAT UPPER AND LOWER SKIN IAW AMM 51-21-73-370-803.