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medias® Home Rolling and plain bearings, accessories XSA14 XSA140744-N
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Crossed roller bearings XSA140744-N

standard series 14, external gear teeth, lip seals on both sides

Crossed roller bearings XSA140744-N, standard series 14, external 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 674  mm 
  Centring lengths (see dimension drawing)
Tolerance: +IT7
Da 838,1  mm 
   
 
Di 747  mm 
  Centring lengths (see dimension drawing)
Tolerance: +IT7
d0 828  mm 
   
da 743  mm 
  Tolerance: -0,6
H 56  mm 
   
La 785  mm 
   
Li 698  mm 
   
m 6  mm 
  Tooth modulus
na 36 
  Number of fixing holes in outer ring
ni 40 
  Number of fixing holes in inner ring
z 138 
  Number of teeth
 
m 59  kg 
  Mass
Fr per 148700  N 
  Maximum permissible radial load against friction lock
Fz norm 21300  N 
  Maximum permissible tooth force (dedendum fatigue strength)
Fz max 31500  N 
  Max. permissible tooth force against tooth fracture in dedendum
Ca 315000  N 
  Basic dynamic load rating, axial
C0a 930000  N 
  Basic static load rating, axial
Cr 200000  N 
  Basic dynamic load rating, radial
C0r 455000  N 
  Basic static load rating, radial
  0,01 - 0,04 
  Bearing clearance: preload
   
  Running accuracies (in relation to raceway):
A: 0,05
B: 0,05
C: 0,08
D: 0,08
   
  4 taper type lubrication nipples, DIN 71412-A M8x1, spaced uniformly on circumference