Service difficulty report · Flange · Boeing 7377H4

Difficulty date
December 17, 2024
Submitted
January 28, 2025
Operation
Air carrier
Aircraft
N276WN
Make and model
Boeing 7377H4
Aircraft serial
32530
Aircraft time
57,861 hours, 34,957 cycles
Part
Flange
Condition
Cracked
Location
Zone 200
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

INBOARD FLANGE OF THE STA 312 FRAME HAS A CRACK IN THE RADIUS LOCATED DIRECTLY ABOVE THE L/H ENTRY DOOR AT WL 282.<[01] REPAIRED INBOARD FLANGE OF THE STA 312 FRAME ABOVE THE L/H ENTRY DOOR AT WL 282 IAW EA# M-22-153-01244.;[02] VERIFIED CORRECTIVE ACTION COMPLETE;[03] NDT LABOR ROW NOT NEEDED; FINISHED LABOR ROW.

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