WBC Thrust Needle Roller Bearings assemble needle roller and cage;these are useful in limited space for heavy load.

 When the support surface is not suited to rolling surface, track washer (LS) and thrustwasher (AS) are used. In addition, shaft washer and housing washer are used as rolling surface.
 The thrust needle roller bearings consist of AXK, AS, LS, WS and GS