Service difficulty report · Floor Support · Boeing 7377H4

Difficulty date
May 23, 2025
Submitted
June 10, 2025
Operation
Air carrier
Aircraft
N900WN
Make and model
Boeing 7377H4
Aircraft serial
32544
Aircraft time
57,299 hours, 34,643 cycles
Part
Floor Support
Condition
Corroded
Location
Zone 100
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

CORROSION FLOOR STRUCTURE SUPPORT ANGLE LOCATED AT BS 767 TO BS 787 AT LEVEL STR 25R AT AFT CARGO COMPARTMENT 2025-309503<[01] REPLACED NEW SUPPORT ANGLE AND FASTENERS LOCATED AT BS 767 TO BS 787 AT LEVEL STR 25R AT AFT CARGO COMPARTMENT IAW B737-700 SRM 51-40-02; B737-700 DWG 146A8123 SHEET 16 REV - AND DWG 146A0081 SHEET 37 REV -. SEE INDIVIDUAL SIGN-OFF BELOW;[02] CORRECTED STEP 1<BR>REPLACED SUPPORT ANGLE AND FASTENERS LOCATED AT BS 767 TO BS 787 AT LEVEL STR 25R AT AFT CARGO COMPARTMENT IAW B737-700 SRM 51-40-02; B737-700 DWG 146A8123 SHEET 16 REV - AND DWG 146A0081 SHEET 37 REV -. SEE INDIVIDUAL SIGN-OFF BELOW;[03] CORRECTED STEP 2<BR>REPLACED SUPPORT ANGLE AND FASTENERS LOCATED AT BS 767 TO BS 787 AT LEVEL STR 25R AT AFT CARGO COMPARTMENT IAW B737-700 SRM 51-40-02; B737-700 DWG 146A8123 SHEET 16 REV - AND DWG 146A0081 SHEET 37 REV -. CALIPER P/N: 500-197-30; S/N: A23272233 DUE DATE 07-JAN-26 SEE INDIVIDUAL SIGN-OFF BELOW.;[04] REPLACED SUPPORT ANGLE AND FASTENERS LOCATED AT BS 767 TO BS 787 AT LEVEL STR 25R AT AFT CARGO COMPARTMENT IAW B737-700 SRM 51-40-02; B737-700 DWG 146A8123 SHEET 16 REV - AND DWG 146A0081 SHEET 37 REV -. CALIPER P/N: 500-197-30; S/N: A23272233 DUE DATE 07-JAN-26 SEE INDIVIDUAL SIGN-OFF BELOW.

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