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medias® Home Rolling and plain bearings, accessories VSI25 VSI250955-N
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Four point contact bearings VSI250955-N

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

Four point contact bearings VSI250955-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 810  mm 
   
Da 1055  mm 
   
 
Da ZT 1053  mm 
  Valid for bearings with centring (suffix ZT)
Centring lengths (see dimension drawing)
Tolerance: -IT8
Di 953  mm 
   
d0 830  mm 
   
da 957  mm 
   
da ZT 955  mm 
  Valid for bearings with centring (suffix ZT)
Centring lengths (see dimension drawing)
Tolerance: -IT8
H 80  mm 
   
La 1015  mm 
   
Li 894  mm 
   
m 10  mm 
  Tooth modulus
nB 30 
  Number of fixing holes per ring
z 83 
  Number of teeth
 
m 149  kg 
  Mass
Fr per 363300  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 500000  N 
  Basic dynamic load rating, axial
C0a 2850000  N 
  Basic static load rating, axial
Cr 330000  N 
  Basic dynamic load rating, radial
C0r 1280000  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 approximately uniformly on circumference