Service difficulty report · Doubler · Boeing 737790

Difficulty date
June 20, 2025
Submitted
July 23, 2025
Operation
Air carrier
Aircraft
N644AS
Make and model
Boeing 737790
Aircraft serial
30795
Aircraft time
65,130 hours, 35,671 cycles
Part
Doubler
Part number
143A32334
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

FWD CARGO ANTENNA DOUBLER STA 500 TO 500A BETWEEN STR 28L AND 28R HAS CORROSION. GROUNDED - YES. FWD CARGO ANTENNA DOUBLER STA 500-500A FOUND TO BE OUT OF LIMITS WITH 100% MATERIAL LOSS REMOVED AND REPLACED ANTENNA DOUBLER IAW B737-700 SRM 51-40-02-0G-0. W=3" O=.040 R=.000 L=2" D=.040