Schaeffler Product catalogue - medias
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B7009-C-T-P4S


Spindle bearings

adjusted, in pairs or sets, contact angle α = 15°, restricted tolerances

  
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Radial loadAxial load in one directionNot sealedGrease lubricationOil lubrication
 
d 45  mm   
D 75  mm   
B 16  mm   
a 16  mm   
Da 69  mm  Tolerance: H12
da 51  mm  Tolerance: h12
Etk max 57,3  mm   
Etk min 54,3  mm   
Etk1 max 57,3  mm   
Etk1 min 54,3  mm   
r1 min 1  mm   
ra max 1  mm   
ra1 max 0,3  mm   
rmin 1  mm   
α 15  °  Contact angle
m 0,232  kg  ≈ Mass
Cr 28000  N  Basic dynamic load rating, radial
C0r 14900  N  Basic static load rating, radial
Cur 1580  N  Fatigue limit load, radial
nG Fett 19000  1/min  Limiting speed for grease lubrication

The limiting speeds are based on elastically preloaded single bearings.
nG Öl 30000  1/min  Limiting speed for minimal quantity oil lubrication

The limiting speeds are based on elastically preloaded single bearings.
FV L 144  N  Preload force
FV M 476  N  Preload force
FV H 958  N  Preload force
KaE L 445  N  Lift-off force
KaE M 1606  N  Lift-off force
KaE H 3461  N  Lift-off force
ca L 49,8  N/µm  Axial rigidity
ca M 86,3  N/µm  Axial rigidity
ca H 124  N/µm  Axial rigidity
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