Schaeffler Product catalogue - medias
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HC7021-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 105  mm   
D 160  mm   
B 26  mm   
a 43,9  mm   
Da 150  mm  Tolerance: H12
da 116  mm  Tolerance: h12
Etk max 129  mm   
Etk min 125,8  mm   
Etk1 max 129  mm   
Etk1 min 121,7  mm   
r1 min 2  mm   
ra max 2  mm   
ra1 max 1  mm   
rmin 2  mm   
α 25  °  Contact angle
m 1,59  kg  ≈ Mass
Cr 45000  N  Basic dynamic load rating, radial
C0r 33000  N  Basic static load rating, radial
Cur 2180  N  Fatigue limit load, radial
nG Fett 14000  1/min  Limiting speed for grease lubrication

The limiting speeds are based on elastically preloaded single bearings.
nG Öl 22000  1/min  Limiting speed for minimal quantity oil lubrication

The limiting speeds are based on elastically preloaded single bearings.
FV L 184  N  Preload force
FV M 552  N  Preload force
FV H 1104  N  Preload force
KaE L 527  N  Lift-off force
KaE M 1602  N  Lift-off force
KaE H 3250  N  Lift-off force
ca L 188  N/µm  Axial rigidity
ca M 277  N/µm  Axial rigidity
ca H 357  N/µm  Axial rigidity
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