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  1. INA Four-point contact ball bearing

Four-point contact ball bearing>VSA200544-N

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

di472 mm
Tolerance: +0,5
Da640,3 mm
Di545,5 mm
Tolerance: +0,5
Di ZT547 mm
Bearings for tapered centering sleeves (suffix ZT)
Basic load rating of the roller (Ba, the basic load rating of the roller)Basic load rating of the roller(Basic load rating of the roller see Basic load rating of the roller zeroBasic load rating of the roller (Basic load rating of the roller)
Tolerance:+IT8
d0630 mm
da542,5 mm
Tolerance: -0,5
di ZT474 mm
Bearings for tapered centering sleeves (suffix ZT)
Basic load rating of the roller (Ba, the basic load rating of the roller)Basic load rating of the roller(Basic load rating of the roller see Basic load rating of the roller zeroBasic load rating of the roller (Basic load rating of the roller)
Tolerance:+IT8
H56 mm
La585 mm
Li498 mm
m6 mm
Modulus
na28
Number of outer ring fixing holes
ni32
Number of inner ring fixing holes
z105
Number of teeth
m43 kg
Weight
Fr per115600 N
Maximum allowable diameter load to overcome friction
Fz norm21300 N
Maximum allowable meshing force (root fatigue strength)
Fz max31500 N
Maximum allowable meshing force to prevent root fracture
Ca188000 N
Basic dynamic load rating,Axis term
C0a740000 N
Basic static load rating,Axis term
Cr123000 N
Basic dynamic load rating,Path item
C0r325000 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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