Service difficulty report · Rib · Boeing 7377H4

Difficulty date
March 13, 2024
Submitted
April 10, 2024
Operation
Air carrier
Aircraft
N920WN
Make and model
Boeing 7377H4
Aircraft serial
32460
Aircraft time
51,721 hours, 31,260 cycles
Part
Rib
Part number
UNKNOWN
Condition
Cracked
Location
Vertical Stab
Stage of operation
IN
How discovered
9
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

FOUND CRACK 3/4' ON VERTICAL DORSAL FIN AT FOWARD RIP; SEE DOT # 49<[01] REMOVED AND REPLACED FWD RIB AT VERTICAL DORSAL FIN REF SRM 51-40-02-0G-0;[02] VERIFIED CORRECTIVE ACTION.

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