Service difficulty report · Frame · Boeing 7377H4

Difficulty date
September 13, 2023
Submitted
October 16, 2023
Operation
Air carrier
Aircraft
N448WN
Make and model
Boeing 7377H4
Aircraft serial
33721
Aircraft time
64,386 hours, 38,370 cycles
Part
Frame
Part number
UNKNOWN
Condition
Cracked
Location
Zn 100 Fus Lower
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

CRACK FRAME LOCATED BS259.5 AT LEVEL STR9R FLIGHT COMPARTMENT 2023-569682<[01] REPAIRED FRAME LOCATED ON BS259.5 BTW WL 240 & WL 280 AND BTW RBL 20 AND RBL 50 AT FLIGHT COMPARTMENT I.A.W. EA 23-153-02936;EA 23-153-02936-WIP1 AND 23-153-02936-WIP2. SEE INDIVIDUAL SIGN-OFFS BELOW.;[02] CERTIFIED RII MAJOR REPAIR PERFORMED. <BR>SEE INDIVIDUAL SIGNOFFS BELOW.

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