Flat needle roller bearing

Flat needle roller bearings are thin-walled rolling bearings that are axially loaded. The core adopts a radial array distribution structure of needle rollers, and the axial force is transmitted through the linear contact between the needle rollers and the ring. They have the characteristics of ultra-thin axial size, high axial load capacity, strong rigidity, and moderate speed. They can only withstand pure axial loads and cannot withstand radial loads and overturning moments. They are suitable for axial positioning/support conditions with narrow axial space, light to medium to heavy loads, and low to medium speeds. They are the core axial load-bearing components of engineering machinery, automotive transmissions, machine tools, motors, reducers, and other equipment..

Model Basic Dimensions Basic rated dynamic load Weight Type
Inner diameter Outer diameter Thickness Dynamic load Static load
[mm] [mm] [mm] (kN) (kN) (kg)
AS5070 50 70 1 0.014 Flat needle roller bearing
WS5070 50 70 4 0.0585 Flat needle roller bearing
GS5070 50 70 4 0.0585 Flat needle roller bearing
LS5070 50 70 4 0.0585 Flat needle roller bearing
ZS5184 51 84 11.5 0.316 Flat needle roller bearing
AXK5578 55 78 38 186 0.028 Flat needle roller bearing
AS5578 55 78 1 0.018 Flat needle roller bearing
WS5578 55 78 5 0.093 Flat needle roller bearing
GS5578 55 78 5 0.093 Flat needle roller bearing
LS5578 55 78 5 0.093 Flat needle roller bearing
ZS5689 56 89 12 0.36 Flat needle roller bearing
ZS5694 56 94 12.5 0.44 Flat needle roller bearing
AXK6085 60 85 44.5 234 0.033 Flat needle roller bearing
AS6085 60 85 1 0.022 Flat needle roller bearing
WS6085 60 85 4.75 0.105 Flat needle roller bearing
GS6085 60 85 4.75 0.105 Flat needle roller bearing
LS6085 60 85 4.75 0.105 Flat needle roller bearing
ZS6199 61 99 12.5 0.47 Flat needle roller bearing
AXK6590 65 90 46.5 255 0.035 Flat needle roller bearing
AS6590 65 90 1 0.024 Flat needle roller bearing