Friction dampener for railroad car truck
Friction damping system for a railway truck
Friction device
Friction shoe assembly for repair of worn railway truck
Friction shoe for railcar truck
Friction shoe pocket wear relief
Friction shoe wear indicator
Friction wedge design optimized for high warp friction...
Friction wedge for a railroad car truck having a replaceable...
Friction wedge liner with backing plate
Friction wedge with mechanical bonding matrix augmented...
Frictional snubbing arrangement for railroad car truck
Front section of a railway car
Fuel tank for railway car