Service difficulty report · Crease Beam · Boeing 7377H4

Difficulty date
March 17, 2024
Submitted
April 29, 2024
Operation
Air carrier
Aircraft
N468WN
Make and model
Boeing 7377H4
Aircraft serial
33858
Aircraft time
64,213 hours, 38,351 cycles
Part
Crease Beam
Part number
UNKNOWN
Condition
Corroded
Location
Bs 639 Rbl65
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

CORROSION CREASE BEAM LOCATED STA639 RBL 64.5 WL 208.1 CENTER SECTION 2024-195751<[01] REPLACED CREASE BEAM LOCATED STA616 PLUS 10 IN TO STA639 PLUS 10IN RBL 64.5 WL 208.1 CENTER SECTION IAW B737-700 SRM 53-40-02. AND DWG-144A5901 REV: - SEE INDIVIDUAL SIGN OF BELOW;[02] CORRECTED ACTION 1 <BR>REPLACED CREASE BEAM LOCATED STA 616 PLUS 10 INCHES TO STA 639 PLUS 10 INCHES RBL 64.5 WL 208.1 CENTER SECTION IAW B737-700 SRM 53-40-02. AND DWG 144A5901 SHEET 36 REV:- SEE INDIVIDUAL SIGN OFF BELOW;[03] REPLACED CREASE BEAM LOCATED STA 616 PLUS 10 INCHES TO STA 639 PLUS 10 INCHES RBL 64.5 WL 208.1 CENTER SECTION IAW B737-700 SRM 53-40-02. AND DWG 144A5901 SHEET 36 REV:- SEE INDIVIDUAL SIGN OFF BELOW;[04] REPLACED CREASE BEAM LOCATED STA 616 PLUS 10 INCHES TO STA 639 PLUS 10 INCHES RBL 64.5 WL 208.1 CENTER SECTION IAW B737-700 SRM 53-40-02. AND DWG 144A5901 SHEET 36 REV:- SEE INDIVIDUAL SIGN OFF BELOW AS RII

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