Service difficulty report · Fastener · Boeing 7377H4

Difficulty date
November 14, 2025
Submitted
May 23, 2026
Operation
Air carrier
Aircraft
N452WN
Make and model
Boeing 7377H4
Aircraft serial
29846
Aircraft time
71,351 hours, 42,913 cycles
Part
Fastener
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

CENTER TANK RIB CRACKED AT STA 540 25LBL WL 202. BS 540 LBL 25 WL 202. FAULT RESOLVED IN OTHER FAULT SEE TTG8Q018YKSY.

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