Service difficulty report · Intercostal · Boeing 7378

Difficulty date
July 2, 2026
Submitted
August 4, 2026
Operation
Air carrier
Aircraft
N8710M
Make and model
Boeing 7378
Aircraft serial
42567
Aircraft time
21,319 hours, 10,219 cycles
Part
Intercostal
Condition
Corroded
Location
Zn 200 Fus Top
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

CORROSION ON FLOOR SUPPORT INTERCOSTAL BS 947+4, RBL 25, WL 208. REMOVED AND INSTALLED NEW FLOOR SUPPORT INTERCOSTAL BETWEEN BS 947 - 967, RBL 25, WL 208 IAW SRM 51-40-02 AND DWG 147A5650 REV-.

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