Four Point Contact Ball Bearings (metric)

QJ1980MPA

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Details

Main dimensions
d [mm] 400
D [mm] 540
B [mm] 65
d1 [mm] ≈  448.3
D1 [mm] ≈  491.7
r1,2 [mm] 4
α0 [°] 35
a [mm] ≈  329
Weight [kg] ≈ 46.3
Mating dimensions
da, min [mm] 414.6
Da, max [mm] 525.4
ra, max [mm] 3
Calculation data
C [kN] 650
C0 [kN] 1480
Cu [kN] 34
nth [min-1] 828
ng [min-1] 1700