Service difficulty report · Frame · Boeing 737824

Difficulty date
September 1, 2026
Submitted
September 28, 2026
Operation
Air carrier
Aircraft
N78540
Make and model
Boeing 737824
Aircraft serial
63646
Aircraft time
27,672 hours, 10,427 cycles
Engine
Cfmint CFM567B27
Part
Frame
Part number
146A1112
Condition
Cracked
Location
Zone 200
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

AFTER NDT INSPECTION ON FRAME 727E UPPER HOLE, FOUND A CRACK . EVALUATED DENT ON VERTICAL LEADING EDGE, FOUND TO BE WITHIN LIMITS IAW SRM 55-30-01-1A-1, PAR. 4.A, TABLE 101. PERFORMED DENT REWORK. PERFORMED NDT, NO CRACK SIGNAL NOTED, AND APPLIED ALODINE IAW SRM 55-30-01-1A-1 PAR. 5. PERFORMED REPAIR ON HOLE AT FRAME 727E, ALL WORK ACCOMPLISHED IAW EO 260465 REV P1, EO 260465 REV P2, EO 260465, REV IR, & EC5360-02205. CLASSIFIED AS A MAJOR REPAIR.