Service difficulty report · Support Channel · Boeing 737790

Difficulty date
October 11, 2019
Submitted
May 16, 2022
Operation
Air carrier
Aircraft
N557WN
Make and model
Boeing 737790
Aircraft serial
30166
Aircraft time
61,774 hours, 29,614 cycles
Part
Support Channel
Condition
Corroded
Location
Fwd Cargo
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*** FWD. CARGO COMPARTMENT; STA 510 BL 0 WL 148 UPPER SIDE OF SUPPORT ANTENNA HAS CORROSION. / CORROSION AT FWD CARGO COMPARTMENT STA 510 BL 0 WL 148 ON UPPER SIDE OF SUPPORT ANTENNA WAS FOUND TO BE OUT OF LIMITS DUE TO NO ALLOWABLE LIMITS SHOWN IN THE SRM. REMOVED AND REPLACED ANTENNA SUPPORT CHANNEL IAW SRM 51-40-02 AND BOEING DRAWING 143A3230 REV A