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medias® Home Rolling and plain bearings, accessories VSI25 VSI250755-N
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Four point contact bearings VSI250755-N

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

Four point contact bearings VSI250755-N, standard series 25, 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 610  mm 
   
Da 855  mm 
   
 
Da ZT 853  mm 
  Valid for bearings with centring (suffix ZT)
Centring lengths (see dimension drawing)
Tolerance: -IT8
Di 753  mm 
   
d0 630  mm 
   
da 757  mm 
   
da ZT 755  mm 
  Valid for bearings with centring (suffix ZT)
Centring lengths (see dimension drawing)
Tolerance: -IT8
H 80  mm 
   
La 815  mm 
   
Li 694  mm 
   
m 10  mm 
  Tooth modulus
nB 24 
  Number of fixing holes per ring
z 63 
  Number of teeth
 
m 119  kg 
  Mass
Fr per 290400  N 
  Maximum permissible radial load against friction lock
Fz norm 68000  N 
  Maximum permissible tooth force (dedendum fatigue strength)
Fz max 98900  N 
  Max. permissible tooth force against tooth fracture in dedendum
Ca 460000  N 
  Basic dynamic load rating, axial
C0a 2250000  N 
  Basic static load rating, axial
Cr 300000  N 
  Basic dynamic load rating, radial
C0r 1010000  N 
  Basic static load rating, radial
  0,03 - 0,13 
  Radial clearance
  0,05 - 0,24 
  Axial tilting clearance
   
  4 taper type lubrication nipples, DIN 71412-A M10x1, spaced uniformly on circumference and recessed