Schaeffler Product catalogue - medias
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HSS71903-C-T-P4S


Spindle bearings

adjusted, in pairs or sets, contact angle α = 15°, 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 17  mm   
D 30  mm   
B 7  mm   
a 6,6  mm   
Da 27,5  mm  Tolerance: H12
da 20  mm  Tolerance: h12
r1 min 0,3  mm   
ra max 0,3  mm   
ra1 max 0,1  mm   
rmin 0,3  mm   
α 15  °  Contact angle
m 0,022  kg  ≈ Mass
Cr 2600  N  Basic dynamic load rating, radial
C0r 1130  N  Basic static load rating, radial
Cur 116  N  Fatigue limit load, radial
nG Fett 70000  1/min  Limiting speed for grease lubrication

The limiting speeds are based on elastically preloaded single bearings.
FV L 10  N  Preload force
FV M 29  N  Preload force
FV H 58  N  Preload force
KaE L 29  N  Lift-off force
KaE M 93  N  Lift-off force
KaE H 194  N  Lift-off force
ca L 12  N/µm  Axial rigidity
ca M 19,2  N/µm  Axial rigidity
ca H 26,5  N/µm  Axial rigidity
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