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Four Point Contact Ball Bearings (metric)

QJ1918MPA

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Details

Main dimensions
d [mm]	90
D [mm]	125
B [mm]	18
d₁ [mm]	≈ 102.1
D₁ [mm]	≈ 112.9
r_1,2 [mm]	1.1
α₀ [°]	35
a [mm]	≈ 75
Weight [kg]	≈ 0.718

Mating dimensions
d_{a, min} [mm]	96
D_{a, max} [mm]	119
r_{a, max} [mm]	1

Calculation data
C [kN]	65.3
C₀ [kN]	86.3
C_u [kN]	4.04
n_th [min^-1]	3801
n_g [min^-1]	8200