Schaeffler Product catalogue - medias
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HC71907-E-T-P4S


Spindle bearings

adjusted, in pairs or sets, contact angle α = 25°, with ceramic balls, restricted tolerances

  
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Radial loadAxial load in one directionNot sealedGrease lubricationOil lubrication
 
d 35  mm   
D 55  mm   
B 10  mm   
a 15,5  mm   
Da 51,5  mm  Tolerance: H12
da 40  mm  Tolerance: h12
Etk max 43,4  mm   
Etk min 42,6  mm   
Etk1 max 43,4  mm   
Etk1 min 41,2  mm   
r1 min 0,6  mm   
ra max 0,6  mm   
ra1 max 0,15  mm   
rmin 0,6  mm   
α 25  °  Contact angle
m 0,076  kg  ≈ Mass
Cr 6100  N  Basic dynamic load rating, radial
C0r 3450  N  Basic static load rating, radial
Cur 275  N  Fatigue limit load, radial
nG Fett 40000  1/min  Limiting speed for grease lubrication

The limiting speeds are based on elastically preloaded single bearings.
nG Öl 63000  1/min  Limiting speed for minimal quantity oil lubrication

The limiting speeds are based on elastically preloaded single bearings.
FV L 26  N  Preload force
FV M 78  N  Preload force
FV H 155  N  Preload force
KaE L 74  N  Lift-off force
KaE M 226  N  Lift-off force
KaE H 459  N  Lift-off force
ca L 60,5  N/µm  Axial rigidity
ca M 89,4  N/µm  Axial rigidity
ca H 116  N/µm  Axial rigidity
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