Service difficulty report · Rib · Boeing 737824

Difficulty date
November 20, 2025
Submitted
November 24, 2025
Operation
Air carrier
Aircraft
N37277
Make and model
Boeing 737824
Aircraft serial
31595
Aircraft time
72,361 hours, 25,849 cycles
Part
Rib
Part number
186A1000901
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

FOUND A CRACK AT THE LEFT HORIZONTAL STABALIZER #6 RIB NEXT TO STIFFNER NR 2. ACCOMPLISHED CAT A PERMAMENT REPAIR 4 AT LH HORIZONTAL STABILIZER RIB NR 6 STIFFENER NR 2 IAW SRM 55-10-09-2R-4 REPAIR 4. ACCOMPLISHED CAT A PERMAMENT REPAIR 4 AT LT HORIZONTAL STABILIZER RIB NR 6 STIFFENER NR 2 IAW SRM 55-10-09-2R-4, REPAIR 4.