Service difficulty report · Doubler · Boeing 737890

Difficulty date
February 9, 2025
Submitted
March 26, 2025
Operation
Air carrier
Aircraft
N588AS
Make and model
Boeing 737890
Aircraft serial
35685
Aircraft time
60,639 hours, 18,358 cycles
Part
Doubler
Part number
146A74112146A740
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 AT TOILET SERVICE DOUBLER AT 7 PLACES BELOW STR 23L AND BETWEEN STA 847 AND STA 867 SRXR430X. GROUNDED - YES. ACCOMPLISHED CATEGORY "A" MINOR REPAIR TO FUSELAGE SKIN AROUND TOILET SERVICE DOUBLER SKIN PANEL P/N 146A3231-49 AT STA 847-867, SRGR 23L-25L IAW EA 800-53EA-28350 REV00. ACCOMPLISHED PERMANENT MINOR REPAIR TO TO TOILET SERVICE DOOR SKIN PANEL P/N 146A7411-2 AND 146A7401-7 IAW EA 800-52EA-28356 REV00. SRXR430X.