Overview: TRA Series Thrust Washers: Made of spring steel these thrust washers are hardened and polished and are only 1mm thick. These washers enable a very economic bearing arrangements and serve as both shaft and housing raceways having moderate stiffness and running accuracy. The series consists of TRA, TRB, TRC, TRD and TRE washers varying in thickness only Benefits: Economical in the use of space, accurately machined and polished, hardened spring steel, moderate running accuracy and stiffness, inexpensive. ● Printing and precision applications ● Pharmaceutical and food industry ● Gearboxes and differentials ● Light and heavy industrial use ● General engineering applications ● Great Quality parts shipped the same day