Service difficulty report · Seat Track · Boeing 737790

Difficulty date
September 25, 2025
Submitted
October 14, 2025
Operation
Air carrier
Aircraft
N626AS
Make and model
Boeing 737790
Aircraft serial
30793
Aircraft time
73,350 hours, 39,161 cycles
Part
Seat Track
Part number
143A559529
Condition
Corroded
Location
Zone 200
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

SEAT TRACK AT RBL 45.50 MULTIPLE AREAS OF CORROSION STA 520 TO 540. GROUNDED - YES. REMOVED DAMAGE FOUND TO BE OUT OF LIMITS REMOVED AND REPLACED SEAT TRACK IAW B737-700 SRM 51-40-02-0F-0 & SRM 51-40-05-0G-0 AND AMM 20-50-11-910-801W: 2" O: .188 R: .163 L: 3" D: .025.