Schaeffler Product catalogue - medias
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VSA250855-N


Four point contact bearings

standard series 25, external gear teeth, lip seals on both sides

  
Have you also thought about mounting? You can find further information here on mounting of the selected types. Alternatively, contact one of our Engineering Offices for further assistance.
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Radial loadAxial load in one directionAxial load in two directionsMoments about all axesSealed on both sidesGrease lubrication
 
di 755  mm   
Da 997  mm   
Di 853  mm   
Di ZT 855  mm  Valid for bearings with centring (suffix ZT)
Centring lengths (T, t) (see dimension drawing)
Tolerance: +IT8
d0 981  mm   
da 857  mm   
di ZT 757  mm  Valid for bearings with centring (suffix ZT)
Centring lengths (T, t) (see dimension drawing)
Tolerance: +IT8
H 80  mm   
La 916  mm   
Li 795  mm   
m 9  mm  Tooth modulus
na 28  Number of fixing holes in outer ring
ni 28  Number of fixing holes in inner ring
z 109  Number of teeth
m 145  kg  Mass
Fr per 338800  N  Maximum permissible radial load against friction lock
Fz norm 55100  N  Maximum permissible tooth force (dedendum fatigue strength)
Fz max 80200  N  Max. permissible tooth force against tooth fracture in dedendum
Ca 415000  N  Basic dynamic load rating, axial
C0a 3050000  N  Basic static load rating, axial
Cr 375000  N  Basic dynamic load rating, radial
C0r 1390000  N  Basic static load rating, radial
  0,03  Min. radial bearing clearance
  0,13  Maximum radial bearing clearance
  0,05  Min. axial tilting clearance
  0,24  Maximum axial tilting clearance
  4  Taper type lubrication nipples, DIN 71412-A M10x1, spaced uniformly on circumference
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