Service difficulty report · Support Angle · Boeing 7378H4

Difficulty date
August 25, 2026
Submitted
September 29, 2026
Operation
Air carrier
Aircraft
N8643A
Make and model
Boeing 7378H4
Aircraft serial
42524
Aircraft time
39,924 hours, 19,432 cycles
Part
Support Angle
Condition
Corroded
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

L1 DOOR SURROUND CORROSION FOUND ON I/B THRESHOLD SUPPORT ANGLE AT STA 318 AND STA 337. MARKED. REMOVED CORROSION AND FOUND OUT OF LIMITS. THEREFORE REMOVED AND REPLACED FED I/B THRESHOLD SUPPORT ANGLE IAW SRM 51-40-02-0G-0 AND DWG: 141A8110 REV -.

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