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Date: 2016-08-22

INA VLA200744-N bearing stock, Dimensions, Drawing

Type:  
 INA Slewing rings
di
  634  
Tolerance: +0,6
Da
  838,1  
 
Di
  745,5  
Tolerance: +0,6
Di ZT
  747  
Valid for bearings with centring (suffix ZT)
Centring lengths (T, t) (see dimension drawing)
Tolerance: +IT8
d0
  828  
 
da
  742,5  
Tolerance: -0,6
di ZT
  636  
Valid for bearings with centring (suffix ZT)
Centring lengths (T, t) (see dimension drawing)
Tolerance: +IT8
H
  56  
 
La
  785  
 
Li
  662  
 
m
  6  
Tooth modulus
na
  18  
Number of fixing holes in outer ring
ni
  16  
Number of fixing holes in inner ring
z
  138  
Number of teeth
m
  54,5  
Mass
Fr per
  74300  
Maximum permissible radial load against friction lock
Fz norm
  21300  
Maximum permissible tooth force (dedendum fatigue strength)
Fz max
  31500  
Max. permissible tooth force against tooth fracture in dedendum
Ca
  211000  
Basic dynamic load rating, axial
C0a
  530000  
Basic static load rating, axial
Cr
  138000  
Basic dynamic load rating, radial
C0r
  198000  
Basic static load rating, radial
4 taper type lubrication nipples, DIN 71412-A S8x1, spaced uniformly on circumference
Bearings are also available without holes in the bearing rings.



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