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Four Point Contact Ball Bearings (metric)

QJ19/670MPA

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Details

Main dimensions
d [mm]	670
D [mm]	900
B [mm]	103
d₁ [mm]	≈ 749.4
D₁ [mm]	≈ 820.6
r_1,2 [mm]	6
α₀ [°]	35
a [mm]	≈ 550
Weight [kg]	≈ 203

Mating dimensions
d_{a, min} [mm]	693
D_{a, max} [mm]	877
r_{a, max} [mm]	5

Calculation data
C [kN]	1330
C₀ [kN]	4120
C_u [kN]	74.1
n_th [min^-1]	404
n_g [min^-1]	880