Schaeffler Product catalogue - medias
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HCB71928-E-2RSD-T-P4S


Spindle bearings

adjusted, in pairs or sets, contact angle α = 25°, with ceramic balls, lip seals on both sides, non-contact, restricted tolerances

  
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Radial loadAxial load in one directionSealed on both sidesLifetime lubrication, freedom from maintenanceGrease lubrication
 
d 140  mm   
D 190  mm   
B 24  mm   
a 50,5  mm   
Da 181  mm  Tolerance: H12
da 149  mm  Tolerance: h12
r1 min 1,5  mm   
ra max 0,6  mm   
ra1 max 0,6  mm   
rmin 1,5  mm   
α 25  °  Contact angle
m 1,45  kg  ≈ Mass
Cr 89000  N  Basic dynamic load rating, radial
C0r 70000  N  Basic static load rating, radial
Cur 4400  N  Fatigue limit load, radial
nG Fett 8500  1/min  Limiting speed for grease lubrication

The limiting speeds are based on elastically preloaded single bearings.
FV L 348  N  Preload force
FV M 1367  N  Preload force
FV H 2967  N  Preload force
KaE L 999  N  Lift-off force
KaE M 3997  N  Lift-off force
KaE H 8852  N  Lift-off force
ca L 253  N/µm  Axial rigidity
ca M 413  N/µm  Axial rigidity
ca H 554  N/µm  Axial rigidity
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