Four Point Contact Ball Bearings (metric)

Q344MPB

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Details

Main dimensions
d [mm] 220
D [mm] 460
B [mm] 88
d1 [mm] ≈  306
D1 [mm] ≈  374
r1,2 [mm] 5
α0 [°] 23
a [mm] ≈  144
Weight [kg] ≈ 81.1
Mating dimensions
da, min [mm] 240
Da, max [mm] 440
ra, max [mm] 4
Calculation data
C [kN] 950
C0 [kN] 1670
Cu [kN] 44.8
nth [min-1] 1080
ng [min-1] 2400