Angular Contact Ball Bearings (single row, metric)

71980MP

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Details

Main dimensions
d [mm] 400
D [mm] 540
B [mm] 65
d1 [mm] ≈  447.2
D1 [mm] ≈  496.7
r1,2 [mm] 4
r3,4 [mm] 1.5
α0 [°] 30
a [mm] ≈  168
Weight [kg] ≈ 39.5
Mating dimensions
da, min [mm] 414.6
Da, max [mm] 525.4
Db, max [mm] 533
ra, max [mm] 3
rb, max [mm] 1.5
Calculation data
C [kN] 431
C0 [kN] 815
Cu [kN] 18.6
nth [min-1] 1002
ng [min-1] 1300