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Four Point Contact Ball Bearings (metric)

QJ19/630MPA

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Details

Main dimensions
d [mm]	630
D [mm]	850
B [mm]	100
d₁ [mm]	≈ 706
D₁ [mm]	≈ 774
r_1,2 [mm]	6
α₀ [°]	35
a [mm]	≈ 518
Weight [kg]	≈ 177

Mating dimensions
d_{a, min} [mm]	653
D_{a, max} [mm]	827
r_{a, max} [mm]	5

Calculation data
C [kN]	1250
C₀ [kN]	3770
C_u [kN]	69.9
n_th [min^-1]	438
n_g [min^-1]	950