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  1. INA Four-point contact ball bearing

Four-point contact ball bearing>VSI200744-N

Standard series 20, internal gear teeth, Lip seal on both sides

di648 mm
Da816 mm
Tolerance: -0,6
Da ZT814 mm
Bearings for tapered centering sleeves (suffix ZT)
Centering sleeve length (see parts drawing)
Tolerance:-IT8
Di745,5 mm
Tolerance: +0,6
d0660 mm
da742,5 mm
Tolerance: -0,6
da ZT741 mm
Bearings for tapered centering sleeves (suffix ZT)
Centering sleeve length (see parts drawing)
Tolerance:-IT8
H56 mm
La790 mm
Li705 mm
m6 mm
Modulus
na40
Number of outer ring fixing holes
ni40
Number of inner ring fixing holes
z110
Number of teeth
m58 kg
Weight
Fr per165200 N
Maximum allowable diameter load to overcome friction
Fz norm23700 N
Maximum allowable meshing force (root fatigue strength)
Fz max35000 N
Maximum allowable meshing force to prevent root fracture
Ca211000 N
Basic dynamic load rating,Axis term
C0a1010000 N
Basic static load rating,Axis term
Cr138000 N
Basic dynamic load rating,Path item
C0r445000 N
Basic static load rating,Path item
Basic load rating of the roller nozzle, according to DIN 71412-A S8x1, Basic load rating of the roller, Basic load rating of the roller, Basic load rating of the roller, Basic load rating of the roller Basic load rating of the roller
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