Service difficulty report · Crease Beam · Boeing 7377H4

Difficulty date
October 12, 2023
Submitted
November 10, 2023
Operation
Air carrier
Aircraft
N239WN
Make and model
Boeing 7377H4
Aircraft serial
34714
Aircraft time
57,648 hours, 34,679 cycles
Part
Crease Beam
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 ON RT CREASE BEAM STRUCTURE INNER CHORD AT STA 639<[01] REMOVED AND REPLACED CREASE BEAM INNER CHORD AT RT FROM STA 616 TO STA 685 PER B737-700 SRM 51-40-02-0G-0 & DWG# 144A5901.;[02] CERTIFIED WORK STEPS ACCOMPLISHED TO REMOVE AND REPLACE CREASE BEAM INNER CHORD AT RT SIDE FROM STA 616 TO 685

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