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Four Point Contact Ball Bearings (metric)

QJ234MPA

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Details

Main dimensions
d [mm]	170
D [mm]	310
B [mm]	52
d₁ [mm]	≈ 221.4
D₁ [mm]	≈ 258.6
r_1,2 [mm]	4
α₀ [°]	35
a [mm]	≈ 168
Weight [kg]	≈ 19.5

Mating dimensions
d_{a, min} [mm]	187
D_{a, max} [mm]	293
r_{a, max} [mm]	3

Calculation data
C [kN]	426
C₀ [kN]	635
C_u [kN]	20.1
n_th [min^-1]	2011
n_g [min^-1]	3500