Service difficulty report · Frame · Boeing 7377H4

Difficulty date
June 12, 2023
Submitted
July 6, 2023
Operation
Air carrier
Aircraft
N287WN
Make and model
Boeing 7377H4
Aircraft serial
32537
Aircraft time
52,678 hours, 31,753 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 STA 312 UPPER CHORD BETWEEN S-5L AND S-6L LBL 33 AT PASSENGER CABIN 2023-378124<[01] PERFORMED REPAIR ON BS 312 FRAME UPPER CHORD CRACK DAMAGE AT LBL 33 BETWEEN S-5L AND S-6L IAW EA M-22-153-01244<BR>SEE TASK CARD: TTG8Q00LLCPH;[02] PERFORMED REPAIR ON BS 312 FRAME UPPER CHORD CRACK DAMAGE AT LBL 33 BETWEEN S-5L AND S-6L IAW EA M-22-153-01244 <BR>SEE TASK CARD: TTG8Q00LLCPH

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