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Four Point Contact Ball Bearings (metric)

Q316MPB

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Details

Main dimensions
d [mm]	80
D [mm]	170
B [mm]	39
d₁ [mm]	≈ 111.1
D₁ [mm]	≈ 138.9
r_1,2 [mm]	2.1
α₀ [°]	23
a [mm]	≈ 53
Weight [kg]	≈ 4.8

Mating dimensions
d_{a, min} [mm]	92
D_{a, max} [mm]	158
r_{a, max} [mm]	2.1

Calculation data
C [kN]	243
C₀ [kN]	228
C_u [kN]	9.89
n_th [min^-1]	3711
n_g [min^-1]	7000