The NTN KRV19FXLL3AS is a genuine NTN stud type track roller, featuring a full complement of rolling elements and an eccentric collar for precise adjustment. This sealed (LL) track roller provides reliable axial guidance (FX) and has a crowned outer ring (X) to reduce edge stresses. With an outer diameter of 19 mm, a width of 12 mm, and an M8x1 stud thread, it is designed for applications requiring robust linear motion and cam control. Made from durable bearing steel, it offers a dynamic load rating of 3.9 kN and a static load rating of 2.0 kN, suitable for operating temperatures from -30 to 100 °C.