Four Point Contact Ball Bearings (metric)

QJ1252MPA

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Details

Main dimensions
d [mm] 260
D [mm] 480
B [mm] 90
d1 [mm] ≈  344
D1 [mm] ≈  396
r1,2 [mm] 5
α0 [°] 45
a [mm] ≈  370
Weight [kg] ≈ 82.4
Mating dimensions
da, min [mm] 280
Da, max [mm] 460
ra, max [mm] 4
Calculation data
C [kN] 745
C0 [kN] 1450
Cu [kN] 37.3
nth [min-1] 1230
ng [min-1] 2200