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Four Point Contact Ball Bearings (metric)

QJ12/500MPA

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Details

Main dimensions
d [mm]	500
D [mm]	920
B [mm]	185
d₁ [mm]	≈ 658.8
D₁ [mm]	≈ 761.2
r_1,2 [mm]	7.5
α₀ [°]	45
a [mm]	≈ 710
Weight [kg]	≈ 613

Mating dimensions
d_{a, min} [mm]	532
D_{a, max} [mm]	888
r_{a, max} [mm]	6

Calculation data
C [kN]	1850
C₀ [kN]	5250
C_u [kN]	98.7
n_th [min^-1]	523
n_g [min^-1]	1000