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)
GS1831 18 31 2.75 0.0107 Flat needle roller bearing
AS1831 18 31 4 0.0039 Flat needle roller bearing
AXK2035 20 35 13.1 46.5 0.005 Flat needle roller bearing
WS2035 20 35 2.75 0.0138 Flat needle roller bearing
GS2035 20 35 2.75 0.0138 Flat needle roller bearing
LS2035 20 35 2.75 0.0138 Flat needle roller bearing
AS2035 20 35 1 0.005 Flat needle roller bearing
ZS2141 21 41 6 0.045 Flat needle roller bearing
AXK2542 25 42 14.7 58 0.007 Flat needle roller bearing
AS2542 25 42 1 0.007 Flat needle roller bearing
WS2542 25 42 3 0.021 Flat needle roller bearing
GS2542 25 42 3 0.021 Flat needle roller bearing
LS2542 25 42 3 0.021 Flat needle roller bearing
ZS2646 26 46 7 0.06 Flat needle roller bearing
AXK3047 30 47 16.3 70 0.008 Flat needle roller bearing
AS3047 30 47 1 0.008 Flat needle roller bearing
WS3047 30 47 3 0.024 Flat needle roller bearing
GS3047 30 47 3 0.024 Flat needle roller bearing
LS3047 30 47 3 0.024 Flat needle roller bearing
ZS3151 31 51 8 0.078 Flat needle roller bearing