Service difficulty report · Support · Boeing 7377H4

Difficulty date
June 17, 2024
Submitted
July 18, 2024
Operation
Air carrier
Aircraft
N251WN
Make and model
Boeing 7377H4
Aircraft serial
32510
Aircraft time
59,313 hours, 35,831 cycles
Part
Support
Condition
Corroded
Location
Zone 100
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 SUPPORT ZEE LOCATED BTW BS 727E TO BS 767 RBL 22 WL 156.1 AFT CARGO COMPARTMENT 2024-393298<[01] ON STEP 4. TOOL USED: THICKNESS GAGE. P/N: 45MG. S/N: 130064101. DUE DATE: 13-DEC-24.;[02] REPLACED SUPPORT ZEE LOC BTW BS 727+4 TO BS 767 RBL 22 WL 156.1 AFT CARGO COMPARTMENT IAW B737-700 SRM 51-40-02; SRM 51-10-02 ITEM 9; DWG 146A7500 SHEET: 85 REV:A AND DWG 146A7502 SHEET: 26 REV: - <BR>SEE INDIVIDUAL SIGN OFFS BELOW.;[03] REPLACED SUPPORT ZEE LOC BTW BS 727+4 TO BS 767 RBL 22 WL 156.1 AFT CARGO COMPARTMENT IAW B737-700 SRM 51-40-02; SRM 51-10-02 ITEM 9; DWG 146A7500 SHEET: 85 REV:A AND DWG 146A7502 SHEET: 26 REV: - <BR>SEE INDIVIDUAL SIGN OFFS BELOW.

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