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)
ZS3159 31 59 8 0.125 Flat needle roller bearing
AXK3552 35 52 17.8 81 0.01 Flat needle roller bearing
AS3552 35 52 1 0.009 Flat needle roller bearing
WS3552 35 52 3.5 0.0315 Flat needle roller bearing
GS3552 35 52 3.5 0.0315 Flat needle roller bearing
LS3552 35 52 3.5 0.0315 Flat needle roller bearing
ZS3664 36 64 9 0.156 Flat needle roller bearing
AXK4060 40 60 28 114 0.016 Flat needle roller bearing
AS4060 40 60 1 0.012 Flat needle roller bearing
WS4060 40 60 3.5 0.0425 Flat needle roller bearing
GS4060 40 60 3.5 0.0425 Flat needle roller bearing
LS4060 40 60 3.5 0.0425 Flat needle roller bearing
ZS4169 41 69 10 0.191 Flat needle roller bearing
AXK4565 45 65 30 128 0.018 Flat needle roller bearing
AS4565 45 65 1 0.013 Flat needle roller bearing
WS4565 45 65 4 0.0535 Flat needle roller bearing
GS4565 45 65 4 0.0535 Flat needle roller bearing
LS4565 45 65 4 0.0535 Flat needle roller bearing
ZS4677 46 77 10 0.235 Flat needle roller bearing
AXK5070 50 70 32 143 0.02 Flat needle roller bearing