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  1. INA Four-point contact ball bearing

Four-point contact ball bearing>VSI200644-N

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

di546 mm
Da716 mm
Tolerance: -0,6
Da ZT714 mm
Bearings for tapered centering sleeves (suffix ZT)
Centering sleeve length (see parts drawing)
Tolerance:-IT8
Di645,5 mm
Tolerance: +0,6
d0558 mm
da642,5 mm
Tolerance: -0,6
da ZT641 mm
Bearings for tapered centering sleeves (suffix ZT)
Centering sleeve length (see parts drawing)
Tolerance:-IT8
H56 mm
La690 mm
Li605 mm
m6 mm
Modulus
na36
Number of outer ring fixing holes
ni36
Number of inner ring fixing holes
z93
Number of teeth
m50 kg
Weight
Fr per148700 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
Ca200000 N
Basic dynamic load rating,Axis term
C0a880000 N
Basic static load rating,Axis term
Cr131000 N
Basic dynamic load rating,Path item
C0r385000 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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