Service difficulty report · Support · Boeing 7377H4

Difficulty date
August 25, 2023
Submitted
September 26, 2023
Operation
Air carrier
Aircraft
N967WN
Make and model
Boeing 7377H4
Aircraft serial
36967
Aircraft time
38,813 hours, 23,854 cycles
Part
Support
Part number
UNKNOWN
Condition
Cracked
Location
Zn 200 Fus Top
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

FWD CABIN L/H SIDE WALL FUSELAGE SUPPORT FRAME FLANGE CUTOUT HAS SMALL CRACK AT STA 312 ABOVE L-1 DOOR UPPER SILL CUTOUT S-6L MKD DOT<[01] ACCOMPLISHED EA M-22-153-01244 (737-NG - SWA - BS 312 FRAME UPPER CHORD CRACK DAMAGE AT LBL 33 BETWEEN S-5L AND S-6L) [TTG8Q00N569L]. NO FURTHER ACTION REQUIRED.;[02] VERIFIED 1.;[03] RII VERIFIED.

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