Service difficulty report · Rib · Boeing 737924ER

Difficulty date
September 3, 2026
Submitted
September 4, 2026
Operation
Air carrier
Aircraft
N39415
Make and model
Boeing 737924ER
Aircraft serial
32826
Aircraft time
57,202 hours, 20,545 cycles
Engine
Cfmint CFM567B27
Part
Rib
Part number
182A53044
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 FOUND AT RIGHT HORIZONTAL STABILIZER RIB STA 120.30 LOWER FLANGE O/B ROW AT STIFFENER NR 3, CRACK DIRECTION 9 O'CLOCK. COMPLETED INSTALLATION OF FASTENERS ON REPAIR AREA AT RIGHT HORIZONTAL STAB RIB NR 5 HSS 120.30 IAW SRM 51-40-02-0G-0 AND ESR-WI 9-15653. ACCOMPLISHED REPAIR AT RIGHT HORIZONTAL STAB RIB 5 IAW SRM 51-40-02-0G-0 AND ECRA 5510-03394, REV A.