Service difficulty report · Frame · Boeing 7378H4

Difficulty date
December 14, 2024
Submitted
January 29, 2025
Operation
Air carrier
Aircraft
N8606C
Make and model
Boeing 7378H4
Aircraft serial
35964
Aircraft time
40,369 hours, 19,117 cycles
Part
Frame
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

CRACK ON UPPER CHORD FRAME ASSEMBLY ON FED CUTOUT SURROUND AT BS312; BETWEEN S-5L AND S-6L WL283.<[01] ACOMPLISHED REPAIR I.A.W M-22-153-01244 (737-NG - SWA - BS 312 FRAME UPPER CHORD CRACK DAMAGE AT LBL 33 BETWEEN S-5L AND S-6L) RECORD ON CCN TTG8Q00XN7SS;[02] VERIFIED ACTION ITEMS AND TASK CARD COMPLETED.

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