Service difficulty report · Floor Support · Boeing 7378

Difficulty date
July 11, 2026
Submitted
August 4, 2026
Operation
Air carrier
Aircraft
N306RC
Make and model
Boeing 7378
Aircraft serial
44465
Aircraft time
20,975 hours, 7,864 cycles
Part
Floor Support
Part number
147AA5660U21
Condition
Corroded
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: EXFOLIATION CORROSION ON INTERCOSTAL AT STA 947, LBL51. MAINTENANCE REPLACED INTERCOSTAL AT STA 947, LBL51 IAW BOEING DWG 147A5650 SHEET 55 AND AARD 51-00-05-1.

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