Service difficulty report · Rail · Boeing 737890

Difficulty date
September 11, 2025
Submitted
September 30, 2025
Operation
Air carrier
Aircraft
N562AS
Make and model
Boeing 737890
Aircraft serial
35091
Aircraft time
68,203 hours, 20,431 cycles
Part
Rail
Part number
143A948535
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 PIT AFT BHD LOWER RAIL R/H SIDE HAS OUT OF LIMITS CORROSION. GROUNDED - YES. REMOVED AND REPLACED FUEL PIT AFT BHD LWR RAIL IAW SRM 51-40-02. LOCATED, DRILLED, COUNTERSUNK AND DEBURRED NEW LWR RAIL IAW SRM 51-40-05. EVALUATED CORROSION ON FWD PIT AFT BHD LOWER RAIL IAW SRM 51-10-02. DAMAGE FOUND TO 100% MATERIAL LOSS ON RAIL ASSY.