Freight wagons bogie bogie superstructural beams of

Transmission of load from the wagon body to the two side frames through the spring suspension. The suspension beam is a casting, which has an upper belt with a cylindrical shoulder with a flat bearing surface and a thrust ring shoulder, with cast slides or flat bearing pads for the slides with fixing holes; lower belt, made with a support surface on the spring suspension springs, passing into a sloping belt, vertical side walls; pockets for the installation of friction wedges in the end parts of the superstructure; brackets with holes for fixing the holder of the dead point of the bogie brake lever gear.