Service difficulty report · Support Angle · Boeing 7377H4

Difficulty date
November 2, 2024
Submitted
December 13, 2024
Operation
Air carrier
Aircraft
N274WN
Make and model
Boeing 7377H4
Aircraft serial
32529
Aircraft time
57,880 hours, 34,803 cycles
Part
Support Angle
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 ON SUPPORT ZEE LOCATED BTW BS727E TO BS767 WL156 AND RBL21 AFT CARGO COMPARTMENT 2024-685335<[01] STEP 4 TOOL USED: ULTRASONIC THICKNESS GAGE; P/N:45MG; S/N:130066701; DUE DATE: 12-JUL-25.;[02] FAULT RESOLVED ON OTHER FAULT.<BR>REPLACED SUPPORT ZEE LOC BTW BS727 TO BS767 WL156 AND RBL21 AFT CARGO COMPARTMENT IAW B737-700 SRM 51-40-02; SRM B737-700 SRM 51-10-02 ITEM 9 AND DRAWING #146A7500; SHEET 85; REV A. SEE TTG8Q00WU5VR<BR>SEE INDIVIDUAL SIGN OFF BELOW;[03] FAULT RESOLVED ON OTHER FAULT.<BR>REPLACED SUPPORT ZEE LOC BTW BS727 TO BS767 WL156 AND RBL21 AFT CARGO COMPARTMENT IAW B737-700 SRM 51-40-02; SRM B737-700 SRM 51-10-02 ITEM 9 AND DRAWING #146A7500; SHEET 85; REV A. SEE TTG8Q00WU5VR. VERIFIED

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