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Four Point Contact Ball Bearings (metric)

QJ230MPA

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Details

Main dimensions
d [mm]	150
D [mm]	270
B [mm]	45
d₁ [mm]	≈ 193
D₁ [mm]	≈ 227
r_1,2 [mm]	3
α₀ [°]	35
a [mm]	≈ 147
Weight [kg]	≈ 12.7

Mating dimensions
d_{a, min} [mm]	164
D_{a, max} [mm]	256
r_{a, max} [mm]	2.5

Calculation data
C [kN]	365
C₀ [kN]	495
C_u [kN]	16.8
n_th [min^-1]	2352
n_g [min^-1]	4100