Excludes Self-Propelled Cars.
Includes Trailed Cars; Self-Propelled Cars.
Excludes Aerial Tramway Cars.
Includes Rail Laying, Joining and Shifting Equipment; Self-propelled and Car Mounted Cranes.
Excludes Hand Tools (FSG 51).
Includes Brake Beams and Components; Couplers; Trucks and Components; Journals and Components; Wheel Sets and Components.
Excludes Railroad Furniture (FSG 71).
Includes Railroad Rails; Railroad Tie Plates; Railroad Turnouts and Components; Railroad Spikes.
Excludes Ballast (FSC 5610); Railroad Ties (FSC 5510).