Service difficulty report · Bracket · Boeing 7377H4

Difficulty date
November 11, 2023
Submitted
December 13, 2023
Operation
Air carrier
Aircraft
N454WN
Make and model
Boeing 7377H4
Aircraft serial
29851
Aircraft time
64,962 hours, 38,713 cycles
Part
Bracket
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 SUPPORT BRACKET BODY STATION 540 LH SIDE KEEL BEAM 2023-689356<[01] REPLACED SUPPORT BRACKET AND FASTENERS BODY STATION 540 LH SIDE KEEL BEAM IAW B737-700 SRM 51-40-02 AND SRM 51-10-02 ITEM 9. MEASURE CRACK IS: L: 0.900?; TOOL USED. DIGITAL CALIPER P/N: 500-197-30; S/N: B20189416 AND DUE DATE: 19-DEC-23.;[02] TASK CARD COMPLETED

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