Service difficulty report · Rib · Boeing 737924ER

Difficulty date
September 1, 2026
Submitted
September 2, 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
182A53064
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 RT HORIZONTAL STAB RIB HSS 138.70 LOWER FLANGE INBD ROW AT STIFFENER NR 3, CRACK DIRECTION 9 O'CLOCK. ACCOMPLISHED REPAIR OF RT HORIZONTAL STAB RIB NR 7 LOWER CHORD COMMON TO STIFFENER NR 3 AT HSS 138.70 IAW SRM 55-10-09-2R-5, FIGURE 203. INSPECTION HAS BEEN C/W.