SLWB 1R - Bronze Plain Bearing

Wrapped Bronze With Lubrication Pockets

SLWB 1R - wrapped bronze with lubrication holes - low-maintenance   sliding bearing - bushing wb1r  
  sliding bearing - flanged bushing wb1r  
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Material - Characteristics


Sliding elements made of solid tin bronze (CuSn8) with diamond-shaped lubrication pockets, which serves as a lubricant reservoir.


These plain bearings are suitable for grease and oil lubrication.




Application Data

temperature range

-40 up to +150 °C - grease lubricated

-40 up to +250 °C - oil lubricated

max. PV value 2,8 MPa m/s
max. sliding velocity 2,5 m/s
max. surface pressure stat. 120 MPa - dyn. 40 MPa


thermal expansion 18 x 10-6 °C-1


rictional coefficient: 




For Bearing Design


Recommended fitting

shaft f7
housing H7
bearing according to DIN ISO 3547-1 (formerly DIN 1494)


Thermal expansion has to be taken into account at temperatures above 80 °C.



Mating Material

surface roughness Ra = 0,4 μm
minimum hardness > 200 HB