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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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