Service difficulty report · Support Channel · Boeing 7377H4

Difficulty date
June 10, 2021
Submitted
July 21, 2021
Operation
Air carrier
Aircraft
N441WN
Make and model
Boeing 7377H4
Aircraft serial
29837
Aircraft time
60,854 hours, 35,872 cycles
Part
Support Channel
Condition
Corroded
Location
Bs 500a-500d
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 CHANNEL SUPPORT ZEE LOCATED BETWEEN BS 500A AND BS 500D STRINGER 26R AT FWD CARGO COMPARTMENT ; 2021-269755 / [01] TOOL USED CALIPER P/N:700-113-10;S/N:0033170;DUE DATE:30JUL21; [02] REPLACED CHANNEL SUPPORT ZEE LOCATED BETWEEN BS 500A AND BS 500D STRINGER 26R AT FWD CARGO COMPARTMENT I. A.W B737-700 SRM 51-40-02; 51-10-02 AND DRAWING 143A7500 SHEET 17 REV A; 143A7505 SHEET 5 REV B; [03] REPLACED CHANNEL SUPPORT ZEE LOCATED BETWEEN BS 500A AND BS 500D STRINGER 26R AT FWD CARGO COMPARTMENT I. A.W B737-700 SRM 51-40-02; 51-10-02 AND DRAWING 143A7500 SHEET 17 REV A; 143A7505 SHEET 5 REV B<BR>RII

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