Service difficulty report · Attach Angle · Boeing 7378

Difficulty date
September 21, 2026
Submitted
September 22, 2026
Operation
Air carrier
Aircraft
N334SM
Make and model
Boeing 7378
Aircraft serial
44478
Aircraft time
17,574 hours, 6,618 cycles
Part
Attach Angle
Condition
Cracked
Location
Zone 100
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

AIRCRAFT IN BASE MAINTENANCE: WING CENTER SECTION,REAR SPAR FORWARD SIDE UPPER VAPOR BARRIER ATTACH ANGLE IS CRACK,AT LBL 15, BS.663. ACCOMPLISHED PERMANENT REPAIR TO VAPOR BARRIER ATTACH ANGLE AT BS 663, LBL 15 IAW EA 378964.

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