Service difficulty report · Cartridge · Boeing 7378H4

Difficulty date
May 19, 2026
Submitted
June 2, 2026
Operation
Air carrier
Aircraft
N8670A
Make and model
Boeing 7378H4
Aircraft serial
36656
Aircraft time
36,997 hours, 18,153 cycles
Part
Cartridge
Condition
Cracked
Location
Zone 500
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 ON LT OUTBOARD AFT FLAP INBOARD CARTRIDGE INNER SURFACE. LEFT WING OUTBOARD AFT FLAP; CARTRIDGE WAS REMOVED AND REPLACED IAW B737 CMM 57-53-08. ASSEMBLY 2.C.(2);

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