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medias® Home Rolling and plain bearings, accessories VSI20 VSI200744-N
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Four point contact bearings VSI200744-N

standard series 20, internal gear teeth, lip seals on both sides

Four point contact bearings VSI200744-N, standard series 20, internal gear teeth, lip seals on both sides
Radial loadAxial load in one directionAxial load in two directionsMoments about all axesSealed on both sidesGrease lubrication
 
di 648  mm 
   
Da 816  mm 
  Tolerance: -0,6
 
Da ZT 814  mm 
  Valid for bearings with centring (suffix ZT)
Centring lengths (see dimension drawing)
Tolerance: -IT8
Di 745,5  mm 
  Tolerance: +0,6
d0 660  mm 
   
da 742,5  mm 
  Tolerance: -0,6
da ZT 741  mm 
  Valid for bearings with centring (suffix ZT)
Centring lengths (see dimension drawing)
Tolerance: -IT8
H 56  mm 
   
La 790  mm 
   
Li 705  mm 
   
m 6  mm 
  Tooth modulus
na 40 
  Number of fixing holes in outer ring
ni 40 
  Number of fixing holes in inner ring
z 110 
  Number of teeth
 
m 58  kg 
  Mass
Fr per 165200  N 
  Maximum permissible radial load against friction lock
Fz norm 23700  N 
  Maximum permissible tooth force (dedendum fatigue strength)
Fz max 35000  N 
  Max. permissible tooth force against tooth fracture in dedendum
Ca 211000  N 
  Basic dynamic load rating, axial
C0a 1010000  N 
  Basic static load rating, axial
Cr 138000  N 
  Basic dynamic load rating, radial
C0r 445000  N 
  Basic static load rating, radial
   
  4 taper type lubrication nipples, DIN 71412-A S8x1, spaced uniformly on circumference