Service difficulty report · Support · Boeing 7377H4

Difficulty date
March 14, 2025
Submitted
April 17, 2025
Operation
Air carrier
Aircraft
N283WN
Make and model
Boeing 7377H4
Aircraft serial
36610
Aircraft time
57,899 hours, 35,007 cycles
Part
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 ON SUPPORT ZEE LOCATED BTW BS 727A TO BS 727C LBL 22 WL 156.1 AT AFT CARGO COMPARTMENT 2025-202747 <[01]. TOOL USED IN STEP 3: UT EQUIPMENT; P/N: 45MG; S/N: 130066701 DUE DATE: 12-JUL-25; [02] REPLACED SUPPORT ZEE LOCATED BTW BS 727 TO BS 847 LBL 22 WL 156.1 AT AFT CARGO COMPARTMENT IAW B737-700 SRM 51-10-02 ITEM 9; SRM 51-40-02; DWG:146A7500 SHEET:113 REV.- AND DWG:146A7502 SHEET:27 REV. SEE INDIVIDUAL SIGN OFF BELOW; [03] REPLACED SUPPORT ZEE LOCATED BTW BS 727 TO BS 847 LBL 22 WL 156.1 AT AFT CARGO COMPARTMENT IAW B737-700 SRM 51-10-02 ITEM 9; SRM 51-40-02; DWG:146A7500 SHEET:113 REV.- AND DWG:146A7502 SHEET:27 REV. RII. SEE INDIVIDUAL SIGN OFF.

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