Four Point Contact Ball Bearings (metric)

QJ1248MPA

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Details

Main dimensions
d [mm] 240
D [mm] 440
B [mm] 85
d1 [mm] ≈  315.3
D1 [mm] ≈  364.7
r1,2 [mm] 4
α0 [°] 45
a [mm] ≈  340
Weight [kg] ≈ 64.7
Mating dimensions
da, min [mm] 257
Da, max [mm] 423
ra, max [mm] 3
Calculation data
C [kN] 670
C0 [kN] 1220
Cu [kN] 32.7
nth [min-1] 1399
ng [min-1] 2400